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            <td width="10%" class="headerItem">Current view:</td>
            <td width="35%" class="headerValue"><a href="../../../../index.html">top level</a> - <a href="index.html">usr/include/c++/5</a> - cmath<span style="font-size: 80%;"> (source / <a href="cmath.func-sort-c.html">functions</a>)</span></td>
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            <td width="10%" class="headerCovTableHead">Hit</td>
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            <td class="headerItem">Test:</td>
            <td class="headerValue">code analysis</td>
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            <td class="headerItem">Lines:</td>
            <td class="headerCovTableEntry">3</td>
            <td class="headerCovTableEntry">8</td>
            <td class="headerCovTableEntryLo">37.5 %</td>
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            <td class="headerItem">Date:</td>
            <td class="headerValue">2020-09-11 22:50:33</td>
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            <span class="coverLegendCov">hit</span>
            <span class="coverLegendNoCov">not hit</span>
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<pre class="sourceHeading">          Line data    Source code</pre>
<pre class="source">
<a name="1"><span class="lineNum">       1 </span>            : // -*- C++ -*- C forwarding header.</a>
<span class="lineNum">       2 </span>            : 
<span class="lineNum">       3 </span>            : // Copyright (C) 1997-2015 Free Software Foundation, Inc.
<span class="lineNum">       4 </span>            : //
<span class="lineNum">       5 </span>            : // This file is part of the GNU ISO C++ Library.  This library is free
<span class="lineNum">       6 </span>            : // software; you can redistribute it and/or modify it under the
<span class="lineNum">       7 </span>            : // terms of the GNU General Public License as published by the
<span class="lineNum">       8 </span>            : // Free Software Foundation; either version 3, or (at your option)
<span class="lineNum">       9 </span>            : // any later version.
<span class="lineNum">      10 </span>            : 
<span class="lineNum">      11 </span>            : // This library is distributed in the hope that it will be useful,
<span class="lineNum">      12 </span>            : // but WITHOUT ANY WARRANTY; without even the implied warranty of
<span class="lineNum">      13 </span>            : // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
<span class="lineNum">      14 </span>            : // GNU General Public License for more details.
<span class="lineNum">      15 </span>            : 
<span class="lineNum">      16 </span>            : // Under Section 7 of GPL version 3, you are granted additional
<span class="lineNum">      17 </span>            : // permissions described in the GCC Runtime Library Exception, version
<span class="lineNum">      18 </span>            : // 3.1, as published by the Free Software Foundation.
<span class="lineNum">      19 </span>            : 
<span class="lineNum">      20 </span>            : // You should have received a copy of the GNU General Public License and
<span class="lineNum">      21 </span>            : // a copy of the GCC Runtime Library Exception along with this program;
<span class="lineNum">      22 </span>            : // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
<span class="lineNum">      23 </span>            : // &lt;http://www.gnu.org/licenses/&gt;.
<span class="lineNum">      24 </span>            : 
<span class="lineNum">      25 </span>            : /** @file include/cmath
<span class="lineNum">      26 </span>            :  *  This is a Standard C++ Library file.  You should @c \#include this file
<span class="lineNum">      27 </span>            :  *  in your programs, rather than any of the @a *.h implementation files.
<span class="lineNum">      28 </span>            :  *
<span class="lineNum">      29 </span>            :  *  This is the C++ version of the Standard C Library header @c math.h,
<span class="lineNum">      30 </span>            :  *  and its contents are (mostly) the same as that header, but are all
<span class="lineNum">      31 </span>            :  *  contained in the namespace @c std (except for names which are defined
<span class="lineNum">      32 </span>            :  *  as macros in C).
<span class="lineNum">      33 </span>            :  */
<span class="lineNum">      34 </span>            : 
<span class="lineNum">      35 </span>            : //
<span class="lineNum">      36 </span>            : // ISO C++ 14882: 26.5  C library
<span class="lineNum">      37 </span>            : //
<span class="lineNum">      38 </span>            : 
<span class="lineNum">      39 </span>            : #pragma GCC system_header
<span class="lineNum">      40 </span>            : 
<span class="lineNum">      41 </span>            : #include &lt;bits/c++config.h&gt;
<span class="lineNum">      42 </span>            : #include &lt;bits/cpp_type_traits.h&gt;
<span class="lineNum">      43 </span>            : #include &lt;ext/type_traits.h&gt;
<span class="lineNum">      44 </span>            : #include &lt;math.h&gt;
<span class="lineNum">      45 </span>            : 
<span class="lineNum">      46 </span>            : #ifndef _GLIBCXX_CMATH
<span class="lineNum">      47 </span>            : #define _GLIBCXX_CMATH 1
<span class="lineNum">      48 </span>            : 
<span class="lineNum">      49 </span>            : // Get rid of those macros defined in &lt;math.h&gt; in lieu of real functions.
<span class="lineNum">      50 </span>            : #undef abs
<span class="lineNum">      51 </span>            : #undef div
<span class="lineNum">      52 </span>            : #undef acos
<span class="lineNum">      53 </span>            : #undef asin
<span class="lineNum">      54 </span>            : #undef atan
<span class="lineNum">      55 </span>            : #undef atan2
<span class="lineNum">      56 </span>            : #undef ceil
<span class="lineNum">      57 </span>            : #undef cos
<span class="lineNum">      58 </span>            : #undef cosh
<span class="lineNum">      59 </span>            : #undef exp
<span class="lineNum">      60 </span>            : #undef fabs
<span class="lineNum">      61 </span>            : #undef floor
<span class="lineNum">      62 </span>            : #undef fmod
<span class="lineNum">      63 </span>            : #undef frexp
<span class="lineNum">      64 </span>            : #undef ldexp
<span class="lineNum">      65 </span>            : #undef log
<span class="lineNum">      66 </span>            : #undef log10
<span class="lineNum">      67 </span>            : #undef modf
<span class="lineNum">      68 </span>            : #undef pow
<span class="lineNum">      69 </span>            : #undef sin
<span class="lineNum">      70 </span>            : #undef sinh
<span class="lineNum">      71 </span>            : #undef sqrt
<span class="lineNum">      72 </span>            : #undef tan
<span class="lineNum">      73 </span>            : #undef tanh
<span class="lineNum">      74 </span>            : 
<span class="lineNum">      75 </span>            : namespace std _GLIBCXX_VISIBILITY(default)
<span class="lineNum">      76 </span>            : {
<span class="lineNum">      77 </span>            : _GLIBCXX_BEGIN_NAMESPACE_VERSION
<span class="lineNum">      78 </span>            : 
<span class="lineNum">      79 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">      80 </span>            :   inline _GLIBCXX_CONSTEXPR double
<span class="lineNum">      81 </span>            :   abs(double __x)
<span class="lineNum">      82 </span>            :   { return __builtin_fabs(__x); }
<span class="lineNum">      83 </span>            : #endif
<span class="lineNum">      84 </span>            : 
<span class="lineNum">      85 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">      86 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">      87 </span>            :   abs(float __x)
<span class="lineNum">      88 </span>            :   { return __builtin_fabsf(__x); }
<span class="lineNum">      89 </span>            : 
<span class="lineNum">      90 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">      91 </span>            :   abs(long double __x)
<span class="lineNum">      92 </span>            :   { return __builtin_fabsl(__x); }
<span class="lineNum">      93 </span>            : #endif
<span class="lineNum">      94 </span>            : 
<span class="lineNum">      95 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">      96 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">      97 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value,
<span class="lineNum">      98 </span>            :                                     double&gt;::__type
<span class="lineNum">      99 </span>            :     abs(_Tp __x)
<span class="lineNum">     100 </span>            :     { return __builtin_fabs(__x); }
<span class="lineNum">     101 </span>            : 
<span class="lineNum">     102 </span>            :   using ::acos;
<span class="lineNum">     103 </span>            : 
<span class="lineNum">     104 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     105 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     106 </span>            :   acos(float __x)
<span class="lineNum">     107 </span>            :   { return __builtin_acosf(__x); }
<span class="lineNum">     108 </span>            : 
<span class="lineNum">     109 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     110 </span>            :   acos(long double __x)
<span class="lineNum">     111 </span>            :   { return __builtin_acosl(__x); }
<span class="lineNum">     112 </span>            : #endif
<span class="lineNum">     113 </span>            : 
<span class="lineNum">     114 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     115 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     116 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">     117 </span>            :                                     double&gt;::__type
<span class="lineNum">     118 </span>            :     acos(_Tp __x)
<span class="lineNum">     119 </span>            :     { return __builtin_acos(__x); }
<span class="lineNum">     120 </span>            : 
<span class="lineNum">     121 </span>            :   using ::asin;
<span class="lineNum">     122 </span>            : 
<span class="lineNum">     123 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     124 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     125 </span>            :   asin(float __x)
<span class="lineNum">     126 </span>            :   { return __builtin_asinf(__x); }
<span class="lineNum">     127 </span>            : 
<span class="lineNum">     128 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     129 </span>            :   asin(long double __x)
<span class="lineNum">     130 </span>            :   { return __builtin_asinl(__x); }
<span class="lineNum">     131 </span>            : #endif
<span class="lineNum">     132 </span>            : 
<span class="lineNum">     133 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     134 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     135 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value,
<span class="lineNum">     136 </span>            :                                     double&gt;::__type
<span class="lineNum">     137 </span>            :     asin(_Tp __x)
<span class="lineNum">     138 </span>            :     { return __builtin_asin(__x); }
<span class="lineNum">     139 </span>            : 
<span class="lineNum">     140 </span>            :   using ::atan;
<span class="lineNum">     141 </span>            : 
<span class="lineNum">     142 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     143 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     144 </span>            :   atan(float __x)
<span class="lineNum">     145 </span>            :   { return __builtin_atanf(__x); }
<span class="lineNum">     146 </span>            : 
<span class="lineNum">     147 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     148 </span>            :   atan(long double __x)
<span class="lineNum">     149 </span>            :   { return __builtin_atanl(__x); }
<span class="lineNum">     150 </span>            : #endif
<span class="lineNum">     151 </span>            : 
<span class="lineNum">     152 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     153 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     154 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value,
<span class="lineNum">     155 </span>            :                                     double&gt;::__type
<span class="lineNum">     156 </span>            :     atan(_Tp __x)
<span class="lineNum">     157 </span>            :     { return __builtin_atan(__x); }
<span class="lineNum">     158 </span>            : 
<span class="lineNum">     159 </span>            :   using ::atan2;
<span class="lineNum">     160 </span>            : 
<span class="lineNum">     161 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     162 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     163 </span>            :   atan2(float __y, float __x)
<span class="lineNum">     164 </span>            :   { return __builtin_atan2f(__y, __x); }
<span class="lineNum">     165 </span>            : 
<span class="lineNum">     166 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     167 </span>            :   atan2(long double __y, long double __x)
<span class="lineNum">     168 </span>            :   { return __builtin_atan2l(__y, __x); }
<span class="lineNum">     169 </span>            : #endif
<span class="lineNum">     170 </span>            : 
<span class="lineNum">     171 </span>            :   template&lt;typename _Tp, typename _Up&gt;
<span class="lineNum">     172 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     173 </span>            :     typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type
<span class="lineNum">     174 </span>            :     atan2(_Tp __y, _Up __x)
<span class="lineNum">     175 </span>            :     {
<span class="lineNum">     176 </span>            :       typedef typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type __type;
<span class="lineNum">     177 </span>            :       return atan2(__type(__y), __type(__x));
<span class="lineNum">     178 </span>            :     }
<span class="lineNum">     179 </span>            : 
<span class="lineNum">     180 </span>            :   using ::ceil;
<span class="lineNum">     181 </span>            : 
<span class="lineNum">     182 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     183 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     184 </span>            :   ceil(float __x)
<span class="lineNum">     185 </span>            :   { return __builtin_ceilf(__x); }
<span class="lineNum">     186 </span>            : 
<span class="lineNum">     187 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     188 </span>            :   ceil(long double __x)
<span class="lineNum">     189 </span>            :   { return __builtin_ceill(__x); }
<span class="lineNum">     190 </span>            : #endif
<span class="lineNum">     191 </span>            : 
<span class="lineNum">     192 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     193 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     194 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">     195 </span>            :                                     double&gt;::__type
<span class="lineNum">     196 </span>            :     ceil(_Tp __x)
<span class="lineNum">     197 </span>            :     { return __builtin_ceil(__x); }
<span class="lineNum">     198 </span>            : 
<span class="lineNum">     199 </span>            :   using ::cos;
<span class="lineNum">     200 </span>            : 
<span class="lineNum">     201 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     202 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     203 </span>            :   cos(float __x)
<span class="lineNum">     204 </span>            :   { return __builtin_cosf(__x); }
<span class="lineNum">     205 </span>            : 
<span class="lineNum">     206 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     207 </span>            :   cos(long double __x)
<span class="lineNum">     208 </span>            :   { return __builtin_cosl(__x); }
<span class="lineNum">     209 </span>            : #endif
<span class="lineNum">     210 </span>            : 
<span class="lineNum">     211 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     212 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     213 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value,
<span class="lineNum">     214 </span>            :                                     double&gt;::__type
<span class="lineNum">     215 </span>            :     cos(_Tp __x)
<span class="lineNum">     216 </span>            :     { return __builtin_cos(__x); }
<span class="lineNum">     217 </span>            : 
<span class="lineNum">     218 </span>            :   using ::cosh;
<span class="lineNum">     219 </span>            : 
<span class="lineNum">     220 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     221 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     222 </span>            :   cosh(float __x)
<span class="lineNum">     223 </span>            :   { return __builtin_coshf(__x); }
<span class="lineNum">     224 </span>            : 
<span class="lineNum">     225 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     226 </span>            :   cosh(long double __x)
<span class="lineNum">     227 </span>            :   { return __builtin_coshl(__x); }
<span class="lineNum">     228 </span>            : #endif
<span class="lineNum">     229 </span>            : 
<span class="lineNum">     230 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     231 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     232 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value,
<span class="lineNum">     233 </span>            :                                     double&gt;::__type
<span class="lineNum">     234 </span>            :     cosh(_Tp __x)
<span class="lineNum">     235 </span>            :     { return __builtin_cosh(__x); }
<span class="lineNum">     236 </span>            : 
<span class="lineNum">     237 </span>            :   using ::exp;
<span class="lineNum">     238 </span>            : 
<span class="lineNum">     239 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     240 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     241 </span>            :   exp(float __x)
<span class="lineNum">     242 </span><span class="lineNoCov">          0 :   { return __builtin_expf(__x); }</span>
<span class="lineNum">     243 </span>            : 
<span class="lineNum">     244 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     245 </span>            :   exp(long double __x)
<span class="lineNum">     246 </span>            :   { return __builtin_expl(__x); }
<span class="lineNum">     247 </span>            : #endif
<span class="lineNum">     248 </span>            : 
<span class="lineNum">     249 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     250 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     251 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value,
<span class="lineNum">     252 </span>            :                                     double&gt;::__type
<span class="lineNum">     253 </span>            :     exp(_Tp __x)
<span class="lineNum">     254 </span>            :     { return __builtin_exp(__x); }
<span class="lineNum">     255 </span>            : 
<span class="lineNum">     256 </span>            :   using ::fabs;
<span class="lineNum">     257 </span>            : 
<span class="lineNum">     258 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     259 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     260 </span>            :   fabs(float __x)
<span class="lineNum">     261 </span>            :   { return __builtin_fabsf(__x); }
<span class="lineNum">     262 </span>            : 
<span class="lineNum">     263 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     264 </span>            :   fabs(long double __x)
<span class="lineNum">     265 </span>            :   { return __builtin_fabsl(__x); }
<span class="lineNum">     266 </span>            : #endif
<span class="lineNum">     267 </span>            : 
<span class="lineNum">     268 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     269 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     270 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value,
<span class="lineNum">     271 </span>            :                                     double&gt;::__type
<span class="lineNum">     272 </span>            :     fabs(_Tp __x)
<span class="lineNum">     273 </span>            :     { return __builtin_fabs(__x); }
<span class="lineNum">     274 </span>            : 
<span class="lineNum">     275 </span>            :   using ::floor;
<span class="lineNum">     276 </span>            : 
<span class="lineNum">     277 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     278 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     279 </span>            :   floor(float __x)
<span class="lineNum">     280 </span>            :   { return __builtin_floorf(__x); }
<span class="lineNum">     281 </span>            : 
<span class="lineNum">     282 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     283 </span>            :   floor(long double __x)
<span class="lineNum">     284 </span>            :   { return __builtin_floorl(__x); }
<span class="lineNum">     285 </span>            : #endif
<span class="lineNum">     286 </span>            : 
<span class="lineNum">     287 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     288 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     289 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value,
<span class="lineNum">     290 </span>            :                                     double&gt;::__type
<span class="lineNum">     291 </span>            :     floor(_Tp __x)
<span class="lineNum">     292 </span>            :     { return __builtin_floor(__x); }
<span class="lineNum">     293 </span>            : 
<span class="lineNum">     294 </span>            :   using ::fmod;
<span class="lineNum">     295 </span>            : 
<span class="lineNum">     296 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     297 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     298 </span>            :   fmod(float __x, float __y)
<span class="lineNum">     299 </span>            :   { return __builtin_fmodf(__x, __y); }
<span class="lineNum">     300 </span>            : 
<span class="lineNum">     301 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     302 </span>            :   fmod(long double __x, long double __y)
<span class="lineNum">     303 </span>            :   { return __builtin_fmodl(__x, __y); }
<span class="lineNum">     304 </span>            : #endif
<span class="lineNum">     305 </span>            : 
<span class="lineNum">     306 </span>            :   template&lt;typename _Tp, typename _Up&gt;
<span class="lineNum">     307 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     308 </span>            :     typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type
<span class="lineNum">     309 </span>            :     fmod(_Tp __x, _Up __y)
<span class="lineNum">     310 </span>            :     {
<span class="lineNum">     311 </span>            :       typedef typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type __type;
<span class="lineNum">     312 </span>            :       return fmod(__type(__x), __type(__y));
<span class="lineNum">     313 </span>            :     }
<span class="lineNum">     314 </span>            : 
<span class="lineNum">     315 </span>            :   using ::frexp;
<span class="lineNum">     316 </span>            : 
<span class="lineNum">     317 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     318 </span>            :   inline float
<span class="lineNum">     319 </span>            :   frexp(float __x, int* __exp)
<span class="lineNum">     320 </span><span class="lineCov">          8 :   { return __builtin_frexpf(__x, __exp); }</span>
<span class="lineNum">     321 </span>            : 
<span class="lineNum">     322 </span>            :   inline long double
<span class="lineNum">     323 </span>            :   frexp(long double __x, int* __exp)
<span class="lineNum">     324 </span>            :   { return __builtin_frexpl(__x, __exp); }
<span class="lineNum">     325 </span>            : #endif
<span class="lineNum">     326 </span>            : 
<span class="lineNum">     327 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     328 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     329 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">     330 </span>            :                                     double&gt;::__type
<span class="lineNum">     331 </span>            :     frexp(_Tp __x, int* __exp)
<span class="lineNum">     332 </span>            :     { return __builtin_frexp(__x, __exp); }
<span class="lineNum">     333 </span>            : 
<span class="lineNum">     334 </span>            :   using ::ldexp;
<span class="lineNum">     335 </span>            : 
<span class="lineNum">     336 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     337 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     338 </span>            :   ldexp(float __x, int __exp)
<span class="lineNum">     339 </span><span class="lineCov">          8 :   { return __builtin_ldexpf(__x, __exp); }</span>
<span class="lineNum">     340 </span>            : 
<span class="lineNum">     341 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     342 </span>            :   ldexp(long double __x, int __exp)
<span class="lineNum">     343 </span>            :   { return __builtin_ldexpl(__x, __exp); }
<span class="lineNum">     344 </span>            : #endif
<span class="lineNum">     345 </span>            : 
<span class="lineNum">     346 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     347 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     348 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">     349 </span>            :                                     double&gt;::__type
<span class="lineNum">     350 </span>            :     ldexp(_Tp __x, int __exp)
<span class="lineNum">     351 </span>            :     { return __builtin_ldexp(__x, __exp); }
<span class="lineNum">     352 </span>            : 
<span class="lineNum">     353 </span>            :   using ::log;
<span class="lineNum">     354 </span>            : 
<span class="lineNum">     355 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     356 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     357 </span>            :   log(float __x)
<span class="lineNum">     358 </span><span class="lineNoCov">          0 :   { return __builtin_logf(__x); }</span>
<span class="lineNum">     359 </span>            : 
<span class="lineNum">     360 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     361 </span>            :   log(long double __x)
<span class="lineNum">     362 </span>            :   { return __builtin_logl(__x); }
<span class="lineNum">     363 </span>            : #endif
<span class="lineNum">     364 </span>            : 
<span class="lineNum">     365 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     366 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     367 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">     368 </span>            :                                     double&gt;::__type
<span class="lineNum">     369 </span>            :     log(_Tp __x)
<span class="lineNum">     370 </span>            :     { return __builtin_log(__x); }
<span class="lineNum">     371 </span>            : 
<span class="lineNum">     372 </span>            :   using ::log10;
<span class="lineNum">     373 </span>            : 
<span class="lineNum">     374 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     375 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     376 </span>            :   log10(float __x)
<span class="lineNum">     377 </span>            :   { return __builtin_log10f(__x); }
<span class="lineNum">     378 </span>            : 
<span class="lineNum">     379 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     380 </span>            :   log10(long double __x)
<span class="lineNum">     381 </span>            :   { return __builtin_log10l(__x); }
<span class="lineNum">     382 </span>            : #endif
<span class="lineNum">     383 </span>            : 
<span class="lineNum">     384 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     385 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     386 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value,
<span class="lineNum">     387 </span>            :                                     double&gt;::__type
<span class="lineNum">     388 </span>            :     log10(_Tp __x)
<span class="lineNum">     389 </span>            :     { return __builtin_log10(__x); }
<span class="lineNum">     390 </span>            : 
<span class="lineNum">     391 </span>            :   using ::modf;
<span class="lineNum">     392 </span>            : 
<span class="lineNum">     393 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     394 </span>            :   inline float
<span class="lineNum">     395 </span>            :   modf(float __x, float* __iptr)
<span class="lineNum">     396 </span>            :   { return __builtin_modff(__x, __iptr); }
<span class="lineNum">     397 </span>            : 
<span class="lineNum">     398 </span>            :   inline long double
<span class="lineNum">     399 </span>            :   modf(long double __x, long double* __iptr)
<span class="lineNum">     400 </span>            :   { return __builtin_modfl(__x, __iptr); }
<span class="lineNum">     401 </span>            : #endif
<span class="lineNum">     402 </span>            : 
<span class="lineNum">     403 </span>            :   using ::pow;
<span class="lineNum">     404 </span>            : 
<span class="lineNum">     405 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     406 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     407 </span>            :   pow(float __x, float __y)
<span class="lineNum">     408 </span>            :   { return __builtin_powf(__x, __y); }
<span class="lineNum">     409 </span>            : 
<span class="lineNum">     410 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     411 </span>            :   pow(long double __x, long double __y)
<span class="lineNum">     412 </span>            :   { return __builtin_powl(__x, __y); }
<span class="lineNum">     413 </span>            : 
<span class="lineNum">     414 </span>            : #if __cplusplus &lt; 201103L
<span class="lineNum">     415 </span>            :   // _GLIBCXX_RESOLVE_LIB_DEFECTS
<span class="lineNum">     416 </span>            :   // DR 550. What should the return type of pow(float,int) be?
<span class="lineNum">     417 </span>            :   inline double
<span class="lineNum">     418 </span>            :   pow(double __x, int __i)
<span class="lineNum">     419 </span>            :   { return __builtin_powi(__x, __i); }
<span class="lineNum">     420 </span>            : 
<span class="lineNum">     421 </span>            :   inline float
<span class="lineNum">     422 </span>            :   pow(float __x, int __n)
<span class="lineNum">     423 </span>            :   { return __builtin_powif(__x, __n); }
<span class="lineNum">     424 </span>            : 
<span class="lineNum">     425 </span>            :   inline long double
<span class="lineNum">     426 </span>            :   pow(long double __x, int __n)
<span class="lineNum">     427 </span>            :   { return __builtin_powil(__x, __n); }
<span class="lineNum">     428 </span>            : #endif
<span class="lineNum">     429 </span>            : #endif
<span class="lineNum">     430 </span>            : 
<span class="lineNum">     431 </span>            :   template&lt;typename _Tp, typename _Up&gt;
<span class="lineNum">     432 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     433 </span>            :     typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type
<span class="lineNum">     434 </span>            :     pow(_Tp __x, _Up __y)
<span class="lineNum">     435 </span>            :     {
<span class="lineNum">     436 </span>            :       typedef typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type __type;
<span class="lineNum">     437 </span>            :       return pow(__type(__x), __type(__y));
<span class="lineNum">     438 </span>            :     }
<span class="lineNum">     439 </span>            : 
<span class="lineNum">     440 </span>            :   using ::sin;
<span class="lineNum">     441 </span>            : 
<span class="lineNum">     442 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     443 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     444 </span>            :   sin(float __x)
<span class="lineNum">     445 </span>            :   { return __builtin_sinf(__x); }
<span class="lineNum">     446 </span>            : 
<span class="lineNum">     447 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     448 </span>            :   sin(long double __x)
<span class="lineNum">     449 </span>            :   { return __builtin_sinl(__x); }
<span class="lineNum">     450 </span>            : #endif
<span class="lineNum">     451 </span>            : 
<span class="lineNum">     452 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     453 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     454 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">     455 </span>            :                                     double&gt;::__type
<span class="lineNum">     456 </span>            :     sin(_Tp __x)
<span class="lineNum">     457 </span>            :     { return __builtin_sin(__x); }
<span class="lineNum">     458 </span>            : 
<span class="lineNum">     459 </span>            :   using ::sinh;
<span class="lineNum">     460 </span>            : 
<span class="lineNum">     461 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     462 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     463 </span>            :   sinh(float __x)
<span class="lineNum">     464 </span>            :   { return __builtin_sinhf(__x); }
<span class="lineNum">     465 </span>            : 
<span class="lineNum">     466 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     467 </span>            :   sinh(long double __x)
<span class="lineNum">     468 </span>            :   { return __builtin_sinhl(__x); }
<span class="lineNum">     469 </span>            : #endif
<span class="lineNum">     470 </span>            : 
<span class="lineNum">     471 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     472 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     473 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">     474 </span>            :                                     double&gt;::__type
<span class="lineNum">     475 </span>            :     sinh(_Tp __x)
<span class="lineNum">     476 </span>            :     { return __builtin_sinh(__x); }
<span class="lineNum">     477 </span>            : 
<span class="lineNum">     478 </span>            :   using ::sqrt;
<span class="lineNum">     479 </span>            : 
<span class="lineNum">     480 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     481 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     482 </span>            :   sqrt(float __x)
<span class="lineNum">     483 </span><span class="lineNoCov">          0 :   { return __builtin_sqrtf(__x); }</span>
<span class="lineNum">     484 </span>            : 
<span class="lineNum">     485 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     486 </span>            :   sqrt(long double __x)
<span class="lineNum">     487 </span>            :   { return __builtin_sqrtl(__x); }
<span class="lineNum">     488 </span>            : #endif
<span class="lineNum">     489 </span>            : 
<span class="lineNum">     490 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     491 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     492 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">     493 </span>            :                                     double&gt;::__type
<span class="lineNum">     494 </span>            :     sqrt(_Tp __x)
<span class="lineNum">     495 </span>            :     { return __builtin_sqrt(__x); }
<span class="lineNum">     496 </span>            : 
<span class="lineNum">     497 </span>            :   using ::tan;
<span class="lineNum">     498 </span>            : 
<span class="lineNum">     499 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     500 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     501 </span>            :   tan(float __x)
<span class="lineNum">     502 </span>            :   { return __builtin_tanf(__x); }
<span class="lineNum">     503 </span>            : 
<span class="lineNum">     504 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     505 </span>            :   tan(long double __x)
<span class="lineNum">     506 </span>            :   { return __builtin_tanl(__x); }
<span class="lineNum">     507 </span>            : #endif
<span class="lineNum">     508 </span>            : 
<span class="lineNum">     509 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     510 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     511 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">     512 </span>            :                                     double&gt;::__type
<span class="lineNum">     513 </span>            :     tan(_Tp __x)
<span class="lineNum">     514 </span>            :     { return __builtin_tan(__x); }
<span class="lineNum">     515 </span>            : 
<span class="lineNum">     516 </span>            :   using ::tanh;
<span class="lineNum">     517 </span>            : 
<span class="lineNum">     518 </span>            : #ifndef __CORRECT_ISO_CPP_MATH_H_PROTO
<span class="lineNum">     519 </span>            :   inline _GLIBCXX_CONSTEXPR float
<span class="lineNum">     520 </span>            :   tanh(float __x)
<span class="lineNum">     521 </span>            :   { return __builtin_tanhf(__x); }
<span class="lineNum">     522 </span>            : 
<span class="lineNum">     523 </span>            :   inline _GLIBCXX_CONSTEXPR long double
<span class="lineNum">     524 </span>            :   tanh(long double __x)
<span class="lineNum">     525 </span>            :   { return __builtin_tanhl(__x); }
<span class="lineNum">     526 </span>            : #endif
<span class="lineNum">     527 </span>            : 
<span class="lineNum">     528 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     529 </span>            :     inline _GLIBCXX_CONSTEXPR
<span class="lineNum">     530 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">     531 </span>            :                                     double&gt;::__type
<span class="lineNum">     532 </span>            :     tanh(_Tp __x)
<span class="lineNum">     533 </span>            :     { return __builtin_tanh(__x); }
<span class="lineNum">     534 </span>            : 
<span class="lineNum">     535 </span>            : _GLIBCXX_END_NAMESPACE_VERSION
<span class="lineNum">     536 </span>            : } // namespace
<span class="lineNum">     537 </span>            : 
<span class="lineNum">     538 </span>            : #if _GLIBCXX_USE_C99_MATH
<span class="lineNum">     539 </span>            : #if !_GLIBCXX_USE_C99_FP_MACROS_DYNAMIC
<span class="lineNum">     540 </span>            : 
<span class="lineNum">     541 </span>            : // These are possible macros imported from C99-land.
<span class="lineNum">     542 </span>            : #undef fpclassify
<span class="lineNum">     543 </span>            : #undef isfinite
<span class="lineNum">     544 </span>            : #undef isinf
<span class="lineNum">     545 </span>            : #undef isnan
<span class="lineNum">     546 </span>            : #undef isnormal
<span class="lineNum">     547 </span>            : #undef signbit
<span class="lineNum">     548 </span>            : #undef isgreater
<span class="lineNum">     549 </span>            : #undef isgreaterequal
<span class="lineNum">     550 </span>            : #undef isless
<span class="lineNum">     551 </span>            : #undef islessequal
<span class="lineNum">     552 </span>            : #undef islessgreater
<span class="lineNum">     553 </span>            : #undef isunordered
<span class="lineNum">     554 </span>            : 
<span class="lineNum">     555 </span>            : namespace std _GLIBCXX_VISIBILITY(default)
<span class="lineNum">     556 </span>            : {
<span class="lineNum">     557 </span>            : _GLIBCXX_BEGIN_NAMESPACE_VERSION
<span class="lineNum">     558 </span>            : 
<span class="lineNum">     559 </span>            : #if __cplusplus &gt;= 201103L
<span class="lineNum">     560 </span>            : 
<span class="lineNum">     561 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">     562 </span>            :   constexpr int
<span class="lineNum">     563 </span>            :   fpclassify(float __x)
<span class="lineNum">     564 </span>            :   { return __builtin_fpclassify(FP_NAN, FP_INFINITE, FP_NORMAL,
<span class="lineNum">     565 </span>            :                                 FP_SUBNORMAL, FP_ZERO, __x); }
<span class="lineNum">     566 </span>            : 
<span class="lineNum">     567 </span>            :   constexpr int
<span class="lineNum">     568 </span>            :   fpclassify(double __x)
<span class="lineNum">     569 </span>            :   { return __builtin_fpclassify(FP_NAN, FP_INFINITE, FP_NORMAL,
<span class="lineNum">     570 </span>            :                                 FP_SUBNORMAL, FP_ZERO, __x); }
<span class="lineNum">     571 </span>            : 
<span class="lineNum">     572 </span>            :   constexpr int
<span class="lineNum">     573 </span>            :   fpclassify(long double __x)
<span class="lineNum">     574 </span>            :   { return __builtin_fpclassify(FP_NAN, FP_INFINITE, FP_NORMAL,
<span class="lineNum">     575 </span>            :                                 FP_SUBNORMAL, FP_ZERO, __x); }
<span class="lineNum">     576 </span>            : #endif
<span class="lineNum">     577 </span>            : 
<span class="lineNum">     578 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     579 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value,
<span class="lineNum">     580 </span>            :                                               int&gt;::__type
<span class="lineNum">     581 </span>            :     fpclassify(_Tp __x)
<span class="lineNum">     582 </span>            :     { return __x != 0 ? FP_NORMAL : FP_ZERO; }
<span class="lineNum">     583 </span>            : 
<span class="lineNum">     584 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">     585 </span>            :   constexpr bool
<span class="lineNum">     586 </span>            :   isfinite(float __x)
<span class="lineNum">     587 </span>            :   { return __builtin_isfinite(__x); }
<span class="lineNum">     588 </span>            : 
<span class="lineNum">     589 </span>            :   constexpr bool
<span class="lineNum">     590 </span>            :   isfinite(double __x)
<span class="lineNum">     591 </span>            :   { return __builtin_isfinite(__x); }
<span class="lineNum">     592 </span>            : 
<span class="lineNum">     593 </span>            :   constexpr bool
<span class="lineNum">     594 </span>            :   isfinite(long double __x)
<span class="lineNum">     595 </span>            :   { return __builtin_isfinite(__x); }
<span class="lineNum">     596 </span>            : #endif
<span class="lineNum">     597 </span>            : 
<span class="lineNum">     598 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     599 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value,
<span class="lineNum">     600 </span>            :                                               bool&gt;::__type
<span class="lineNum">     601 </span>            :     isfinite(_Tp __x)
<span class="lineNum">     602 </span>            :     { return true; }
<span class="lineNum">     603 </span>            : 
<span class="lineNum">     604 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">     605 </span>            :   constexpr bool
<span class="lineNum">     606 </span>            :   isinf(float __x)
<span class="lineNum">     607 </span>            :   { return __builtin_isinf(__x); }
<span class="lineNum">     608 </span>            : 
<span class="lineNum">     609 </span>            :   constexpr bool
<span class="lineNum">     610 </span>            :   isinf(double __x)
<span class="lineNum">     611 </span>            :   { return __builtin_isinf(__x); }
<span class="lineNum">     612 </span>            : 
<span class="lineNum">     613 </span>            :   constexpr bool
<span class="lineNum">     614 </span>            :   isinf(long double __x)
<span class="lineNum">     615 </span>            :   { return __builtin_isinf(__x); }
<span class="lineNum">     616 </span>            : #endif
<span class="lineNum">     617 </span>            : 
<span class="lineNum">     618 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     619 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value,
<span class="lineNum">     620 </span>            :                                               bool&gt;::__type
<span class="lineNum">     621 </span>            :     isinf(_Tp __x)
<span class="lineNum">     622 </span>            :     { return false; }
<span class="lineNum">     623 </span>            : 
<span class="lineNum">     624 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">     625 </span>            :   constexpr bool
<span class="lineNum">     626 </span>            :   isnan(float __x)
<span class="lineNum">     627 </span>            :   { return __builtin_isnan(__x); }
<span class="lineNum">     628 </span>            : 
<span class="lineNum">     629 </span>            :   constexpr bool
<span class="lineNum">     630 </span>            :   isnan(double __x)
<span class="lineNum">     631 </span>            :   { return __builtin_isnan(__x); }
<span class="lineNum">     632 </span>            : 
<span class="lineNum">     633 </span>            :   constexpr bool
<span class="lineNum">     634 </span>            :   isnan(long double __x)
<span class="lineNum">     635 </span>            :   { return __builtin_isnan(__x); }
<span class="lineNum">     636 </span>            : #endif
<span class="lineNum">     637 </span>            : 
<span class="lineNum">     638 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     639 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value,
<span class="lineNum">     640 </span>            :                                               bool&gt;::__type
<span class="lineNum">     641 </span>            :     isnan(_Tp __x)
<span class="lineNum">     642 </span>            :     { return false; }
<span class="lineNum">     643 </span>            : 
<span class="lineNum">     644 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">     645 </span>            :   constexpr bool
<span class="lineNum">     646 </span>            :   isnormal(float __x)
<span class="lineNum">     647 </span>            :   { return __builtin_isnormal(__x); }
<span class="lineNum">     648 </span>            : 
<span class="lineNum">     649 </span>            :   constexpr bool
<span class="lineNum">     650 </span>            :   isnormal(double __x)
<span class="lineNum">     651 </span>            :   { return __builtin_isnormal(__x); }
<span class="lineNum">     652 </span>            : 
<span class="lineNum">     653 </span>            :   constexpr bool
<span class="lineNum">     654 </span>            :   isnormal(long double __x)
<span class="lineNum">     655 </span>            :   { return __builtin_isnormal(__x); }
<span class="lineNum">     656 </span>            : #endif
<span class="lineNum">     657 </span>            : 
<span class="lineNum">     658 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     659 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value,
<span class="lineNum">     660 </span>            :                                               bool&gt;::__type
<span class="lineNum">     661 </span>            :     isnormal(_Tp __x)
<span class="lineNum">     662 </span>            :     { return __x != 0 ? true : false; }
<span class="lineNum">     663 </span>            : 
<span class="lineNum">     664 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">     665 </span>            :   // The front-end doesn't provide a type generic builtin (libstdc++/58625).
<span class="lineNum">     666 </span>            :   constexpr bool
<span class="lineNum">     667 </span>            :   signbit(float __x)
<span class="lineNum">     668 </span>            :   { return __builtin_signbitf(__x); }
<span class="lineNum">     669 </span>            : 
<span class="lineNum">     670 </span>            :   constexpr bool
<span class="lineNum">     671 </span>            :   signbit(double __x)
<span class="lineNum">     672 </span>            :   { return __builtin_signbit(__x); }
<span class="lineNum">     673 </span>            : 
<span class="lineNum">     674 </span>            :   constexpr bool
<span class="lineNum">     675 </span>            :   signbit(long double __x)
<span class="lineNum">     676 </span>            :   { return __builtin_signbitl(__x); }
<span class="lineNum">     677 </span>            : #endif
<span class="lineNum">     678 </span>            : 
<span class="lineNum">     679 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     680 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value,
<span class="lineNum">     681 </span>            :                                               bool&gt;::__type
<span class="lineNum">     682 </span>            :     signbit(_Tp __x)
<span class="lineNum">     683 </span>            :     { return __x &lt; 0 ? true : false; }
<span class="lineNum">     684 </span>            : 
<span class="lineNum">     685 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">     686 </span>            :   constexpr bool
<span class="lineNum">     687 </span>            :   isgreater(float __x, float __y)
<span class="lineNum">     688 </span>            :   { return __builtin_isgreater(__x, __y); }
<span class="lineNum">     689 </span>            : 
<span class="lineNum">     690 </span>            :   constexpr bool
<span class="lineNum">     691 </span>            :   isgreater(double __x, double __y)
<span class="lineNum">     692 </span>            :   { return __builtin_isgreater(__x, __y); }
<span class="lineNum">     693 </span>            : 
<span class="lineNum">     694 </span>            :   constexpr bool
<span class="lineNum">     695 </span>            :   isgreater(long double __x, long double __y)
<span class="lineNum">     696 </span>            :   { return __builtin_isgreater(__x, __y); }
<span class="lineNum">     697 </span>            : #endif
<span class="lineNum">     698 </span>            : 
<span class="lineNum">     699 </span>            :   template&lt;typename _Tp, typename _Up&gt;
<span class="lineNum">     700 </span>            :     constexpr typename
<span class="lineNum">     701 </span>            :     __gnu_cxx::__enable_if&lt;(__is_arithmetic&lt;_Tp&gt;::__value
<span class="lineNum">     702 </span>            :                             &amp;&amp; __is_arithmetic&lt;_Up&gt;::__value), bool&gt;::__type
<span class="lineNum">     703 </span>            :     isgreater(_Tp __x, _Up __y)
<span class="lineNum">     704 </span>            :     {
<span class="lineNum">     705 </span>            :       typedef typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type __type;
<span class="lineNum">     706 </span>            :       return __builtin_isgreater(__type(__x), __type(__y));
<span class="lineNum">     707 </span>            :     }
<span class="lineNum">     708 </span>            : 
<span class="lineNum">     709 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">     710 </span>            :   constexpr bool
<span class="lineNum">     711 </span>            :   isgreaterequal(float __x, float __y)
<span class="lineNum">     712 </span>            :   { return __builtin_isgreaterequal(__x, __y); }
<span class="lineNum">     713 </span>            : 
<span class="lineNum">     714 </span>            :   constexpr bool
<span class="lineNum">     715 </span>            :   isgreaterequal(double __x, double __y)
<span class="lineNum">     716 </span>            :   { return __builtin_isgreaterequal(__x, __y); }
<span class="lineNum">     717 </span>            : 
<span class="lineNum">     718 </span>            :   constexpr bool
<span class="lineNum">     719 </span>            :   isgreaterequal(long double __x, long double __y)
<span class="lineNum">     720 </span>            :   { return __builtin_isgreaterequal(__x, __y); }
<span class="lineNum">     721 </span>            : #endif
<span class="lineNum">     722 </span>            : 
<span class="lineNum">     723 </span>            :   template&lt;typename _Tp, typename _Up&gt;
<span class="lineNum">     724 </span>            :     constexpr typename
<span class="lineNum">     725 </span>            :     __gnu_cxx::__enable_if&lt;(__is_arithmetic&lt;_Tp&gt;::__value
<span class="lineNum">     726 </span>            :                             &amp;&amp; __is_arithmetic&lt;_Up&gt;::__value), bool&gt;::__type
<span class="lineNum">     727 </span>            :     isgreaterequal(_Tp __x, _Up __y)
<span class="lineNum">     728 </span>            :     {
<span class="lineNum">     729 </span>            :       typedef typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type __type;
<span class="lineNum">     730 </span>            :       return __builtin_isgreaterequal(__type(__x), __type(__y));
<span class="lineNum">     731 </span>            :     }
<span class="lineNum">     732 </span>            : 
<span class="lineNum">     733 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">     734 </span>            :   constexpr bool
<span class="lineNum">     735 </span>            :   isless(float __x, float __y)
<span class="lineNum">     736 </span>            :   { return __builtin_isless(__x, __y); }
<span class="lineNum">     737 </span>            : 
<span class="lineNum">     738 </span>            :   constexpr bool
<span class="lineNum">     739 </span>            :   isless(double __x, double __y)
<span class="lineNum">     740 </span>            :   { return __builtin_isless(__x, __y); }
<span class="lineNum">     741 </span>            : 
<span class="lineNum">     742 </span>            :   constexpr bool
<span class="lineNum">     743 </span>            :   isless(long double __x, long double __y)
<span class="lineNum">     744 </span>            :   { return __builtin_isless(__x, __y); }
<span class="lineNum">     745 </span>            : #endif
<span class="lineNum">     746 </span>            : 
<span class="lineNum">     747 </span>            :   template&lt;typename _Tp, typename _Up&gt;
<span class="lineNum">     748 </span>            :     constexpr typename
<span class="lineNum">     749 </span>            :     __gnu_cxx::__enable_if&lt;(__is_arithmetic&lt;_Tp&gt;::__value
<span class="lineNum">     750 </span>            :                             &amp;&amp; __is_arithmetic&lt;_Up&gt;::__value), bool&gt;::__type
<span class="lineNum">     751 </span>            :     isless(_Tp __x, _Up __y)
<span class="lineNum">     752 </span>            :     {
<span class="lineNum">     753 </span>            :       typedef typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type __type;
<span class="lineNum">     754 </span>            :       return __builtin_isless(__type(__x), __type(__y));
<span class="lineNum">     755 </span>            :     }
<span class="lineNum">     756 </span>            : 
<span class="lineNum">     757 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">     758 </span>            :   constexpr bool
<span class="lineNum">     759 </span>            :   islessequal(float __x, float __y)
<span class="lineNum">     760 </span>            :   { return __builtin_islessequal(__x, __y); }
<span class="lineNum">     761 </span>            : 
<span class="lineNum">     762 </span>            :   constexpr bool
<span class="lineNum">     763 </span>            :   islessequal(double __x, double __y)
<span class="lineNum">     764 </span>            :   { return __builtin_islessequal(__x, __y); }
<span class="lineNum">     765 </span>            : 
<span class="lineNum">     766 </span>            :   constexpr bool
<span class="lineNum">     767 </span>            :   islessequal(long double __x, long double __y)
<span class="lineNum">     768 </span>            :   { return __builtin_islessequal(__x, __y); }
<span class="lineNum">     769 </span>            : #endif
<span class="lineNum">     770 </span>            : 
<span class="lineNum">     771 </span>            :   template&lt;typename _Tp, typename _Up&gt;
<span class="lineNum">     772 </span>            :     constexpr typename
<span class="lineNum">     773 </span>            :     __gnu_cxx::__enable_if&lt;(__is_arithmetic&lt;_Tp&gt;::__value
<span class="lineNum">     774 </span>            :                             &amp;&amp; __is_arithmetic&lt;_Up&gt;::__value), bool&gt;::__type
<span class="lineNum">     775 </span>            :     islessequal(_Tp __x, _Up __y)
<span class="lineNum">     776 </span>            :     {
<span class="lineNum">     777 </span>            :       typedef typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type __type;
<span class="lineNum">     778 </span>            :       return __builtin_islessequal(__type(__x), __type(__y));
<span class="lineNum">     779 </span>            :     }
<span class="lineNum">     780 </span>            : 
<span class="lineNum">     781 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">     782 </span>            :   constexpr bool
<span class="lineNum">     783 </span>            :   islessgreater(float __x, float __y)
<span class="lineNum">     784 </span>            :   { return __builtin_islessgreater(__x, __y); }
<span class="lineNum">     785 </span>            : 
<span class="lineNum">     786 </span>            :   constexpr bool
<span class="lineNum">     787 </span>            :   islessgreater(double __x, double __y)
<span class="lineNum">     788 </span>            :   { return __builtin_islessgreater(__x, __y); }
<span class="lineNum">     789 </span>            : 
<span class="lineNum">     790 </span>            :   constexpr bool
<span class="lineNum">     791 </span>            :   islessgreater(long double __x, long double __y)
<span class="lineNum">     792 </span>            :   { return __builtin_islessgreater(__x, __y); }
<span class="lineNum">     793 </span>            : #endif
<span class="lineNum">     794 </span>            : 
<span class="lineNum">     795 </span>            :   template&lt;typename _Tp, typename _Up&gt;
<span class="lineNum">     796 </span>            :     constexpr typename
<span class="lineNum">     797 </span>            :     __gnu_cxx::__enable_if&lt;(__is_arithmetic&lt;_Tp&gt;::__value
<span class="lineNum">     798 </span>            :                             &amp;&amp; __is_arithmetic&lt;_Up&gt;::__value), bool&gt;::__type
<span class="lineNum">     799 </span>            :     islessgreater(_Tp __x, _Up __y)
<span class="lineNum">     800 </span>            :     {
<span class="lineNum">     801 </span>            :       typedef typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type __type;
<span class="lineNum">     802 </span>            :       return __builtin_islessgreater(__type(__x), __type(__y));
<span class="lineNum">     803 </span>            :     }
<span class="lineNum">     804 </span>            : 
<span class="lineNum">     805 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">     806 </span>            :   constexpr bool
<span class="lineNum">     807 </span>            :   isunordered(float __x, float __y)
<span class="lineNum">     808 </span>            :   { return __builtin_isunordered(__x, __y); }
<span class="lineNum">     809 </span>            : 
<span class="lineNum">     810 </span>            :   constexpr bool
<span class="lineNum">     811 </span>            :   isunordered(double __x, double __y)
<span class="lineNum">     812 </span>            :   { return __builtin_isunordered(__x, __y); }
<span class="lineNum">     813 </span>            : 
<span class="lineNum">     814 </span>            :   constexpr bool
<span class="lineNum">     815 </span>            :   isunordered(long double __x, long double __y)
<span class="lineNum">     816 </span>            :   { return __builtin_isunordered(__x, __y); }
<span class="lineNum">     817 </span>            : #endif
<span class="lineNum">     818 </span>            : 
<span class="lineNum">     819 </span>            :   template&lt;typename _Tp, typename _Up&gt;
<span class="lineNum">     820 </span>            :     constexpr typename
<span class="lineNum">     821 </span>            :     __gnu_cxx::__enable_if&lt;(__is_arithmetic&lt;_Tp&gt;::__value
<span class="lineNum">     822 </span>            :                             &amp;&amp; __is_arithmetic&lt;_Up&gt;::__value), bool&gt;::__type
<span class="lineNum">     823 </span>            :     isunordered(_Tp __x, _Up __y)
<span class="lineNum">     824 </span>            :     {
<span class="lineNum">     825 </span>            :       typedef typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type __type;
<span class="lineNum">     826 </span>            :       return __builtin_isunordered(__type(__x), __type(__y));
<span class="lineNum">     827 </span>            :     }
<span class="lineNum">     828 </span>            : 
<span class="lineNum">     829 </span>            : #else
<span class="lineNum">     830 </span>            : 
<span class="lineNum">     831 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     832 </span>            :     inline typename __gnu_cxx::__enable_if&lt;__is_arithmetic&lt;_Tp&gt;::__value,
<span class="lineNum">     833 </span>            :                                            int&gt;::__type
<span class="lineNum">     834 </span>            :     fpclassify(_Tp __f)
<span class="lineNum">     835 </span>            :     {
<span class="lineNum">     836 </span>            :       typedef typename __gnu_cxx::__promote&lt;_Tp&gt;::__type __type;
<span class="lineNum">     837 </span><span class="lineCov">          8 :       return __builtin_fpclassify(FP_NAN, FP_INFINITE, FP_NORMAL,</span>
<span class="lineNum">     838 </span>            :                                   FP_SUBNORMAL, FP_ZERO, __type(__f));
<span class="lineNum">     839 </span>            :     }
<span class="lineNum">     840 </span>            : 
<span class="lineNum">     841 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     842 </span>            :     inline typename __gnu_cxx::__enable_if&lt;__is_arithmetic&lt;_Tp&gt;::__value,
<span class="lineNum">     843 </span>            :                                            int&gt;::__type
<span class="lineNum">     844 </span>            :     isfinite(_Tp __f)
<span class="lineNum">     845 </span>            :     {
<span class="lineNum">     846 </span>            :       typedef typename __gnu_cxx::__promote&lt;_Tp&gt;::__type __type;
<span class="lineNum">     847 </span>            :       return __builtin_isfinite(__type(__f));
<span class="lineNum">     848 </span>            :     }
<span class="lineNum">     849 </span>            : 
<span class="lineNum">     850 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     851 </span>            :     inline typename __gnu_cxx::__enable_if&lt;__is_arithmetic&lt;_Tp&gt;::__value,
<span class="lineNum">     852 </span>            :                                            int&gt;::__type
<span class="lineNum">     853 </span>            :     isinf(_Tp __f)
<span class="lineNum">     854 </span>            :     {
<span class="lineNum">     855 </span>            :       typedef typename __gnu_cxx::__promote&lt;_Tp&gt;::__type __type;
<span class="lineNum">     856 </span><span class="lineNoCov">          0 :       return __builtin_isinf(__type(__f));</span>
<span class="lineNum">     857 </span>            :     }
<span class="lineNum">     858 </span>            : 
<span class="lineNum">     859 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     860 </span>            :     inline typename __gnu_cxx::__enable_if&lt;__is_arithmetic&lt;_Tp&gt;::__value,
<span class="lineNum">     861 </span>            :                                            int&gt;::__type
<span class="lineNum">     862 </span>            :     isnan(_Tp __f)
<span class="lineNum">     863 </span>            :     {
<span class="lineNum">     864 </span>            :       typedef typename __gnu_cxx::__promote&lt;_Tp&gt;::__type __type;
<span class="lineNum">     865 </span><span class="lineNoCov">          0 :       return __builtin_isnan(__type(__f));</span>
<span class="lineNum">     866 </span>            :     }
<span class="lineNum">     867 </span>            : 
<span class="lineNum">     868 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     869 </span>            :     inline typename __gnu_cxx::__enable_if&lt;__is_arithmetic&lt;_Tp&gt;::__value,
<span class="lineNum">     870 </span>            :                                            int&gt;::__type
<span class="lineNum">     871 </span>            :     isnormal(_Tp __f)
<span class="lineNum">     872 </span>            :     {
<span class="lineNum">     873 </span>            :       typedef typename __gnu_cxx::__promote&lt;_Tp&gt;::__type __type;
<span class="lineNum">     874 </span>            :       return __builtin_isnormal(__type(__f));
<span class="lineNum">     875 </span>            :     }
<span class="lineNum">     876 </span>            : 
<span class="lineNum">     877 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     878 </span>            :     inline typename __gnu_cxx::__enable_if&lt;__is_arithmetic&lt;_Tp&gt;::__value,
<span class="lineNum">     879 </span>            :                                            int&gt;::__type
<span class="lineNum">     880 </span>            :     signbit(_Tp __f)
<span class="lineNum">     881 </span>            :     {
<span class="lineNum">     882 </span>            :       typedef typename __gnu_cxx::__promote&lt;_Tp&gt;::__type __type;
<span class="lineNum">     883 </span>            :       return sizeof(__type) == sizeof(float)
<span class="lineNum">     884 </span>            :         ? __builtin_signbitf(__type(__f))
<span class="lineNum">     885 </span>            :         : sizeof(__type) == sizeof(double)
<span class="lineNum">     886 </span>            :         ? __builtin_signbit(__type(__f))
<span class="lineNum">     887 </span>            :         : __builtin_signbitl(__type(__f));
<span class="lineNum">     888 </span>            :     }
<span class="lineNum">     889 </span>            : 
<span class="lineNum">     890 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     891 </span>            :     inline typename __gnu_cxx::__enable_if&lt;__is_arithmetic&lt;_Tp&gt;::__value,
<span class="lineNum">     892 </span>            :                                            int&gt;::__type
<span class="lineNum">     893 </span>            :     isgreater(_Tp __f1, _Tp __f2)
<span class="lineNum">     894 </span>            :     {
<span class="lineNum">     895 </span>            :       typedef typename __gnu_cxx::__promote&lt;_Tp&gt;::__type __type;
<span class="lineNum">     896 </span>            :       return __builtin_isgreater(__type(__f1), __type(__f2));
<span class="lineNum">     897 </span>            :     }
<span class="lineNum">     898 </span>            : 
<span class="lineNum">     899 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     900 </span>            :     inline typename __gnu_cxx::__enable_if&lt;__is_arithmetic&lt;_Tp&gt;::__value,
<span class="lineNum">     901 </span>            :                                            int&gt;::__type
<span class="lineNum">     902 </span>            :     isgreaterequal(_Tp __f1, _Tp __f2)
<span class="lineNum">     903 </span>            :     {
<span class="lineNum">     904 </span>            :       typedef typename __gnu_cxx::__promote&lt;_Tp&gt;::__type __type;
<span class="lineNum">     905 </span>            :       return __builtin_isgreaterequal(__type(__f1), __type(__f2));
<span class="lineNum">     906 </span>            :     }
<span class="lineNum">     907 </span>            : 
<span class="lineNum">     908 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     909 </span>            :     inline typename __gnu_cxx::__enable_if&lt;__is_arithmetic&lt;_Tp&gt;::__value,
<span class="lineNum">     910 </span>            :                                            int&gt;::__type
<span class="lineNum">     911 </span>            :     isless(_Tp __f1, _Tp __f2)
<span class="lineNum">     912 </span>            :     {
<span class="lineNum">     913 </span>            :       typedef typename __gnu_cxx::__promote&lt;_Tp&gt;::__type __type;
<span class="lineNum">     914 </span>            :       return __builtin_isless(__type(__f1), __type(__f2));
<span class="lineNum">     915 </span>            :     }
<span class="lineNum">     916 </span>            : 
<span class="lineNum">     917 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     918 </span>            :     inline typename __gnu_cxx::__enable_if&lt;__is_arithmetic&lt;_Tp&gt;::__value,
<span class="lineNum">     919 </span>            :                                            int&gt;::__type
<span class="lineNum">     920 </span>            :     islessequal(_Tp __f1, _Tp __f2)
<span class="lineNum">     921 </span>            :     {
<span class="lineNum">     922 </span>            :       typedef typename __gnu_cxx::__promote&lt;_Tp&gt;::__type __type;
<span class="lineNum">     923 </span>            :       return __builtin_islessequal(__type(__f1), __type(__f2));
<span class="lineNum">     924 </span>            :     }
<span class="lineNum">     925 </span>            : 
<span class="lineNum">     926 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     927 </span>            :     inline typename __gnu_cxx::__enable_if&lt;__is_arithmetic&lt;_Tp&gt;::__value,
<span class="lineNum">     928 </span>            :                                            int&gt;::__type
<span class="lineNum">     929 </span>            :     islessgreater(_Tp __f1, _Tp __f2)
<span class="lineNum">     930 </span>            :     {
<span class="lineNum">     931 </span>            :       typedef typename __gnu_cxx::__promote&lt;_Tp&gt;::__type __type;
<span class="lineNum">     932 </span>            :       return __builtin_islessgreater(__type(__f1), __type(__f2));
<span class="lineNum">     933 </span>            :     }
<span class="lineNum">     934 </span>            : 
<span class="lineNum">     935 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">     936 </span>            :     inline typename __gnu_cxx::__enable_if&lt;__is_arithmetic&lt;_Tp&gt;::__value,
<span class="lineNum">     937 </span>            :                                            int&gt;::__type
<span class="lineNum">     938 </span>            :     isunordered(_Tp __f1, _Tp __f2)
<span class="lineNum">     939 </span>            :     {
<span class="lineNum">     940 </span>            :       typedef typename __gnu_cxx::__promote&lt;_Tp&gt;::__type __type;
<span class="lineNum">     941 </span>            :       return __builtin_isunordered(__type(__f1), __type(__f2));
<span class="lineNum">     942 </span>            :     }
<span class="lineNum">     943 </span>            : 
<span class="lineNum">     944 </span>            : #endif
<span class="lineNum">     945 </span>            : 
<span class="lineNum">     946 </span>            : _GLIBCXX_END_NAMESPACE_VERSION
<span class="lineNum">     947 </span>            : } // namespace
<span class="lineNum">     948 </span>            : 
<span class="lineNum">     949 </span>            : #endif /* _GLIBCXX_USE_C99_FP_MACROS_DYNAMIC */
<span class="lineNum">     950 </span>            : #endif
<span class="lineNum">     951 </span>            : 
<span class="lineNum">     952 </span>            : #if __cplusplus &gt;= 201103L
<span class="lineNum">     953 </span>            : 
<span class="lineNum">     954 </span>            : #ifdef _GLIBCXX_USE_C99_MATH_TR1
<span class="lineNum">     955 </span>            : 
<span class="lineNum">     956 </span>            : #undef acosh
<span class="lineNum">     957 </span>            : #undef acoshf
<span class="lineNum">     958 </span>            : #undef acoshl
<span class="lineNum">     959 </span>            : #undef asinh
<span class="lineNum">     960 </span>            : #undef asinhf
<span class="lineNum">     961 </span>            : #undef asinhl
<span class="lineNum">     962 </span>            : #undef atanh
<span class="lineNum">     963 </span>            : #undef atanhf
<span class="lineNum">     964 </span>            : #undef atanhl
<span class="lineNum">     965 </span>            : #undef cbrt
<span class="lineNum">     966 </span>            : #undef cbrtf
<span class="lineNum">     967 </span>            : #undef cbrtl
<span class="lineNum">     968 </span>            : #undef copysign
<span class="lineNum">     969 </span>            : #undef copysignf
<span class="lineNum">     970 </span>            : #undef copysignl
<span class="lineNum">     971 </span>            : #undef erf
<span class="lineNum">     972 </span>            : #undef erff
<span class="lineNum">     973 </span>            : #undef erfl
<span class="lineNum">     974 </span>            : #undef erfc
<span class="lineNum">     975 </span>            : #undef erfcf
<span class="lineNum">     976 </span>            : #undef erfcl
<span class="lineNum">     977 </span>            : #undef exp2
<span class="lineNum">     978 </span>            : #undef exp2f
<span class="lineNum">     979 </span>            : #undef exp2l
<span class="lineNum">     980 </span>            : #undef expm1
<span class="lineNum">     981 </span>            : #undef expm1f
<span class="lineNum">     982 </span>            : #undef expm1l
<span class="lineNum">     983 </span>            : #undef fdim
<span class="lineNum">     984 </span>            : #undef fdimf
<span class="lineNum">     985 </span>            : #undef fdiml
<span class="lineNum">     986 </span>            : #undef fma
<span class="lineNum">     987 </span>            : #undef fmaf
<span class="lineNum">     988 </span>            : #undef fmal
<span class="lineNum">     989 </span>            : #undef fmax
<span class="lineNum">     990 </span>            : #undef fmaxf
<span class="lineNum">     991 </span>            : #undef fmaxl
<span class="lineNum">     992 </span>            : #undef fmin
<span class="lineNum">     993 </span>            : #undef fminf
<span class="lineNum">     994 </span>            : #undef fminl
<span class="lineNum">     995 </span>            : #undef hypot
<span class="lineNum">     996 </span>            : #undef hypotf
<span class="lineNum">     997 </span>            : #undef hypotl
<span class="lineNum">     998 </span>            : #undef ilogb
<span class="lineNum">     999 </span>            : #undef ilogbf
<span class="lineNum">    1000 </span>            : #undef ilogbl
<span class="lineNum">    1001 </span>            : #undef lgamma
<span class="lineNum">    1002 </span>            : #undef lgammaf
<span class="lineNum">    1003 </span>            : #undef lgammal
<span class="lineNum">    1004 </span>            : #undef llrint
<span class="lineNum">    1005 </span>            : #undef llrintf
<span class="lineNum">    1006 </span>            : #undef llrintl
<span class="lineNum">    1007 </span>            : #undef llround
<span class="lineNum">    1008 </span>            : #undef llroundf
<span class="lineNum">    1009 </span>            : #undef llroundl
<span class="lineNum">    1010 </span>            : #undef log1p
<span class="lineNum">    1011 </span>            : #undef log1pf
<span class="lineNum">    1012 </span>            : #undef log1pl
<span class="lineNum">    1013 </span>            : #undef log2
<span class="lineNum">    1014 </span>            : #undef log2f
<span class="lineNum">    1015 </span>            : #undef log2l
<span class="lineNum">    1016 </span>            : #undef logb
<span class="lineNum">    1017 </span>            : #undef logbf
<span class="lineNum">    1018 </span>            : #undef logbl
<span class="lineNum">    1019 </span>            : #undef lrint
<span class="lineNum">    1020 </span>            : #undef lrintf
<span class="lineNum">    1021 </span>            : #undef lrintl
<span class="lineNum">    1022 </span>            : #undef lround
<span class="lineNum">    1023 </span>            : #undef lroundf
<span class="lineNum">    1024 </span>            : #undef lroundl
<span class="lineNum">    1025 </span>            : #undef nan
<span class="lineNum">    1026 </span>            : #undef nanf
<span class="lineNum">    1027 </span>            : #undef nanl
<span class="lineNum">    1028 </span>            : #undef nearbyint
<span class="lineNum">    1029 </span>            : #undef nearbyintf
<span class="lineNum">    1030 </span>            : #undef nearbyintl
<span class="lineNum">    1031 </span>            : #undef nextafter
<span class="lineNum">    1032 </span>            : #undef nextafterf
<span class="lineNum">    1033 </span>            : #undef nextafterl
<span class="lineNum">    1034 </span>            : #undef nexttoward
<span class="lineNum">    1035 </span>            : #undef nexttowardf
<span class="lineNum">    1036 </span>            : #undef nexttowardl
<span class="lineNum">    1037 </span>            : #undef remainder
<span class="lineNum">    1038 </span>            : #undef remainderf
<span class="lineNum">    1039 </span>            : #undef remainderl
<span class="lineNum">    1040 </span>            : #undef remquo
<span class="lineNum">    1041 </span>            : #undef remquof
<span class="lineNum">    1042 </span>            : #undef remquol
<span class="lineNum">    1043 </span>            : #undef rint
<span class="lineNum">    1044 </span>            : #undef rintf
<span class="lineNum">    1045 </span>            : #undef rintl
<span class="lineNum">    1046 </span>            : #undef round
<span class="lineNum">    1047 </span>            : #undef roundf
<span class="lineNum">    1048 </span>            : #undef roundl
<span class="lineNum">    1049 </span>            : #undef scalbln
<span class="lineNum">    1050 </span>            : #undef scalblnf
<span class="lineNum">    1051 </span>            : #undef scalblnl
<span class="lineNum">    1052 </span>            : #undef scalbn
<span class="lineNum">    1053 </span>            : #undef scalbnf
<span class="lineNum">    1054 </span>            : #undef scalbnl
<span class="lineNum">    1055 </span>            : #undef tgamma
<span class="lineNum">    1056 </span>            : #undef tgammaf
<span class="lineNum">    1057 </span>            : #undef tgammal
<span class="lineNum">    1058 </span>            : #undef trunc
<span class="lineNum">    1059 </span>            : #undef truncf
<span class="lineNum">    1060 </span>            : #undef truncl
<span class="lineNum">    1061 </span>            : 
<span class="lineNum">    1062 </span>            : namespace std _GLIBCXX_VISIBILITY(default)
<span class="lineNum">    1063 </span>            : {
<span class="lineNum">    1064 </span>            : _GLIBCXX_BEGIN_NAMESPACE_VERSION
<span class="lineNum">    1065 </span>            : 
<span class="lineNum">    1066 </span>            :   // types
<span class="lineNum">    1067 </span>            :   using ::double_t;
<span class="lineNum">    1068 </span>            :   using ::float_t;
<span class="lineNum">    1069 </span>            : 
<span class="lineNum">    1070 </span>            :   // functions
<span class="lineNum">    1071 </span>            :   using ::acosh;
<span class="lineNum">    1072 </span>            :   using ::acoshf;
<span class="lineNum">    1073 </span>            :   using ::acoshl;
<span class="lineNum">    1074 </span>            : 
<span class="lineNum">    1075 </span>            :   using ::asinh;
<span class="lineNum">    1076 </span>            :   using ::asinhf;
<span class="lineNum">    1077 </span>            :   using ::asinhl;
<span class="lineNum">    1078 </span>            : 
<span class="lineNum">    1079 </span>            :   using ::atanh;
<span class="lineNum">    1080 </span>            :   using ::atanhf;
<span class="lineNum">    1081 </span>            :   using ::atanhl;
<span class="lineNum">    1082 </span>            : 
<span class="lineNum">    1083 </span>            :   using ::cbrt;
<span class="lineNum">    1084 </span>            :   using ::cbrtf;
<span class="lineNum">    1085 </span>            :   using ::cbrtl;
<span class="lineNum">    1086 </span>            : 
<span class="lineNum">    1087 </span>            :   using ::copysign;
<span class="lineNum">    1088 </span>            :   using ::copysignf;
<span class="lineNum">    1089 </span>            :   using ::copysignl;
<span class="lineNum">    1090 </span>            : 
<span class="lineNum">    1091 </span>            :   using ::erf;
<span class="lineNum">    1092 </span>            :   using ::erff;
<span class="lineNum">    1093 </span>            :   using ::erfl;
<span class="lineNum">    1094 </span>            : 
<span class="lineNum">    1095 </span>            :   using ::erfc;
<span class="lineNum">    1096 </span>            :   using ::erfcf;
<span class="lineNum">    1097 </span>            :   using ::erfcl;
<span class="lineNum">    1098 </span>            : 
<span class="lineNum">    1099 </span>            :   using ::exp2;
<span class="lineNum">    1100 </span>            :   using ::exp2f;
<span class="lineNum">    1101 </span>            :   using ::exp2l;
<span class="lineNum">    1102 </span>            : 
<span class="lineNum">    1103 </span>            :   using ::expm1;
<span class="lineNum">    1104 </span>            :   using ::expm1f;
<span class="lineNum">    1105 </span>            :   using ::expm1l;
<span class="lineNum">    1106 </span>            : 
<span class="lineNum">    1107 </span>            :   using ::fdim;
<span class="lineNum">    1108 </span>            :   using ::fdimf;
<span class="lineNum">    1109 </span>            :   using ::fdiml;
<span class="lineNum">    1110 </span>            : 
<span class="lineNum">    1111 </span>            :   using ::fma;
<span class="lineNum">    1112 </span>            :   using ::fmaf;
<span class="lineNum">    1113 </span>            :   using ::fmal;
<span class="lineNum">    1114 </span>            : 
<span class="lineNum">    1115 </span>            :   using ::fmax;
<span class="lineNum">    1116 </span>            :   using ::fmaxf;
<span class="lineNum">    1117 </span>            :   using ::fmaxl;
<span class="lineNum">    1118 </span>            : 
<span class="lineNum">    1119 </span>            :   using ::fmin;
<span class="lineNum">    1120 </span>            :   using ::fminf;
<span class="lineNum">    1121 </span>            :   using ::fminl;
<span class="lineNum">    1122 </span>            : 
<span class="lineNum">    1123 </span>            :   using ::hypot;
<span class="lineNum">    1124 </span>            :   using ::hypotf;
<span class="lineNum">    1125 </span>            :   using ::hypotl;
<span class="lineNum">    1126 </span>            : 
<span class="lineNum">    1127 </span>            :   using ::ilogb;
<span class="lineNum">    1128 </span>            :   using ::ilogbf;
<span class="lineNum">    1129 </span>            :   using ::ilogbl;
<span class="lineNum">    1130 </span>            : 
<span class="lineNum">    1131 </span>            :   using ::lgamma;
<span class="lineNum">    1132 </span>            :   using ::lgammaf;
<span class="lineNum">    1133 </span>            :   using ::lgammal;
<span class="lineNum">    1134 </span>            : 
<span class="lineNum">    1135 </span>            :   using ::llrint;
<span class="lineNum">    1136 </span>            :   using ::llrintf;
<span class="lineNum">    1137 </span>            :   using ::llrintl;
<span class="lineNum">    1138 </span>            : 
<span class="lineNum">    1139 </span>            :   using ::llround;
<span class="lineNum">    1140 </span>            :   using ::llroundf;
<span class="lineNum">    1141 </span>            :   using ::llroundl;
<span class="lineNum">    1142 </span>            : 
<span class="lineNum">    1143 </span>            :   using ::log1p;
<span class="lineNum">    1144 </span>            :   using ::log1pf;
<span class="lineNum">    1145 </span>            :   using ::log1pl;
<span class="lineNum">    1146 </span>            : 
<span class="lineNum">    1147 </span>            :   using ::log2;
<span class="lineNum">    1148 </span>            :   using ::log2f;
<span class="lineNum">    1149 </span>            :   using ::log2l;
<span class="lineNum">    1150 </span>            : 
<span class="lineNum">    1151 </span>            :   using ::logb;
<span class="lineNum">    1152 </span>            :   using ::logbf;
<span class="lineNum">    1153 </span>            :   using ::logbl;
<span class="lineNum">    1154 </span>            : 
<span class="lineNum">    1155 </span>            :   using ::lrint;
<span class="lineNum">    1156 </span>            :   using ::lrintf;
<span class="lineNum">    1157 </span>            :   using ::lrintl;
<span class="lineNum">    1158 </span>            : 
<span class="lineNum">    1159 </span>            :   using ::lround;
<span class="lineNum">    1160 </span>            :   using ::lroundf;
<span class="lineNum">    1161 </span>            :   using ::lroundl;
<span class="lineNum">    1162 </span>            : 
<span class="lineNum">    1163 </span>            :   using ::nan;
<span class="lineNum">    1164 </span>            :   using ::nanf;
<span class="lineNum">    1165 </span>            :   using ::nanl;
<span class="lineNum">    1166 </span>            : 
<span class="lineNum">    1167 </span>            :   using ::nearbyint;
<span class="lineNum">    1168 </span>            :   using ::nearbyintf;
<span class="lineNum">    1169 </span>            :   using ::nearbyintl;
<span class="lineNum">    1170 </span>            : 
<span class="lineNum">    1171 </span>            :   using ::nextafter;
<span class="lineNum">    1172 </span>            :   using ::nextafterf;
<span class="lineNum">    1173 </span>            :   using ::nextafterl;
<span class="lineNum">    1174 </span>            : 
<span class="lineNum">    1175 </span>            :   using ::nexttoward;
<span class="lineNum">    1176 </span>            :   using ::nexttowardf;
<span class="lineNum">    1177 </span>            :   using ::nexttowardl;
<span class="lineNum">    1178 </span>            : 
<span class="lineNum">    1179 </span>            :   using ::remainder;
<span class="lineNum">    1180 </span>            :   using ::remainderf;
<span class="lineNum">    1181 </span>            :   using ::remainderl;
<span class="lineNum">    1182 </span>            : 
<span class="lineNum">    1183 </span>            :   using ::remquo;
<span class="lineNum">    1184 </span>            :   using ::remquof;
<span class="lineNum">    1185 </span>            :   using ::remquol;
<span class="lineNum">    1186 </span>            : 
<span class="lineNum">    1187 </span>            :   using ::rint;
<span class="lineNum">    1188 </span>            :   using ::rintf;
<span class="lineNum">    1189 </span>            :   using ::rintl;
<span class="lineNum">    1190 </span>            : 
<span class="lineNum">    1191 </span>            :   using ::round;
<span class="lineNum">    1192 </span>            :   using ::roundf;
<span class="lineNum">    1193 </span>            :   using ::roundl;
<span class="lineNum">    1194 </span>            : 
<span class="lineNum">    1195 </span>            :   using ::scalbln;
<span class="lineNum">    1196 </span>            :   using ::scalblnf;
<span class="lineNum">    1197 </span>            :   using ::scalblnl;
<span class="lineNum">    1198 </span>            : 
<span class="lineNum">    1199 </span>            :   using ::scalbn;
<span class="lineNum">    1200 </span>            :   using ::scalbnf;
<span class="lineNum">    1201 </span>            :   using ::scalbnl;
<span class="lineNum">    1202 </span>            : 
<span class="lineNum">    1203 </span>            :   using ::tgamma;
<span class="lineNum">    1204 </span>            :   using ::tgammaf;
<span class="lineNum">    1205 </span>            :   using ::tgammal;
<span class="lineNum">    1206 </span>            : 
<span class="lineNum">    1207 </span>            :   using ::trunc;
<span class="lineNum">    1208 </span>            :   using ::truncf;
<span class="lineNum">    1209 </span>            :   using ::truncl;
<span class="lineNum">    1210 </span>            : 
<span class="lineNum">    1211 </span>            :   /// Additional overloads.
<span class="lineNum">    1212 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1213 </span>            :   constexpr float
<span class="lineNum">    1214 </span>            :   acosh(float __x)
<span class="lineNum">    1215 </span>            :   { return __builtin_acoshf(__x); }
<span class="lineNum">    1216 </span>            : 
<span class="lineNum">    1217 </span>            :   constexpr long double
<span class="lineNum">    1218 </span>            :   acosh(long double __x)
<span class="lineNum">    1219 </span>            :   { return __builtin_acoshl(__x); }
<span class="lineNum">    1220 </span>            : #endif
<span class="lineNum">    1221 </span>            : 
<span class="lineNum">    1222 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1223 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1224 </span>            :                                               double&gt;::__type
<span class="lineNum">    1225 </span>            :     acosh(_Tp __x)
<span class="lineNum">    1226 </span>            :     { return __builtin_acosh(__x); }
<span class="lineNum">    1227 </span>            : 
<span class="lineNum">    1228 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1229 </span>            :   constexpr float
<span class="lineNum">    1230 </span>            :   asinh(float __x)
<span class="lineNum">    1231 </span>            :   { return __builtin_asinhf(__x); }
<span class="lineNum">    1232 </span>            : 
<span class="lineNum">    1233 </span>            :   constexpr long double
<span class="lineNum">    1234 </span>            :   asinh(long double __x)
<span class="lineNum">    1235 </span>            :   { return __builtin_asinhl(__x); }
<span class="lineNum">    1236 </span>            : #endif
<span class="lineNum">    1237 </span>            : 
<span class="lineNum">    1238 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1239 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1240 </span>            :                                               double&gt;::__type
<span class="lineNum">    1241 </span>            :     asinh(_Tp __x)
<span class="lineNum">    1242 </span>            :     { return __builtin_asinh(__x); }
<span class="lineNum">    1243 </span>            : 
<span class="lineNum">    1244 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1245 </span>            :   constexpr float
<span class="lineNum">    1246 </span>            :   atanh(float __x)
<span class="lineNum">    1247 </span>            :   { return __builtin_atanhf(__x); }
<span class="lineNum">    1248 </span>            : 
<span class="lineNum">    1249 </span>            :   constexpr long double
<span class="lineNum">    1250 </span>            :   atanh(long double __x)
<span class="lineNum">    1251 </span>            :   { return __builtin_atanhl(__x); }
<span class="lineNum">    1252 </span>            : #endif
<span class="lineNum">    1253 </span>            : 
<span class="lineNum">    1254 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1255 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1256 </span>            :                                               double&gt;::__type
<span class="lineNum">    1257 </span>            :     atanh(_Tp __x)
<span class="lineNum">    1258 </span>            :     { return __builtin_atanh(__x); }
<span class="lineNum">    1259 </span>            : 
<span class="lineNum">    1260 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1261 </span>            :   constexpr float
<span class="lineNum">    1262 </span>            :   cbrt(float __x)
<span class="lineNum">    1263 </span>            :   { return __builtin_cbrtf(__x); }
<span class="lineNum">    1264 </span>            : 
<span class="lineNum">    1265 </span>            :   constexpr long double
<span class="lineNum">    1266 </span>            :   cbrt(long double __x)
<span class="lineNum">    1267 </span>            :   { return __builtin_cbrtl(__x); }
<span class="lineNum">    1268 </span>            : #endif
<span class="lineNum">    1269 </span>            : 
<span class="lineNum">    1270 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1271 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1272 </span>            :                                               double&gt;::__type
<span class="lineNum">    1273 </span>            :     cbrt(_Tp __x)
<span class="lineNum">    1274 </span>            :     { return __builtin_cbrt(__x); }
<span class="lineNum">    1275 </span>            : 
<span class="lineNum">    1276 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1277 </span>            :   constexpr float
<span class="lineNum">    1278 </span>            :   copysign(float __x, float __y)
<span class="lineNum">    1279 </span>            :   { return __builtin_copysignf(__x, __y); }
<span class="lineNum">    1280 </span>            : 
<span class="lineNum">    1281 </span>            :   constexpr long double
<span class="lineNum">    1282 </span>            :   copysign(long double __x, long double __y)
<span class="lineNum">    1283 </span>            :   { return __builtin_copysignl(__x, __y); }
<span class="lineNum">    1284 </span>            : #endif
<span class="lineNum">    1285 </span>            : 
<span class="lineNum">    1286 </span>            :   template&lt;typename _Tp, typename _Up&gt;
<span class="lineNum">    1287 </span>            :     constexpr typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type
<span class="lineNum">    1288 </span>            :     copysign(_Tp __x, _Up __y)
<span class="lineNum">    1289 </span>            :     {
<span class="lineNum">    1290 </span>            :       typedef typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type __type;
<span class="lineNum">    1291 </span>            :       return copysign(__type(__x), __type(__y));
<span class="lineNum">    1292 </span>            :     }
<span class="lineNum">    1293 </span>            : 
<span class="lineNum">    1294 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1295 </span>            :   constexpr float
<span class="lineNum">    1296 </span>            :   erf(float __x)
<span class="lineNum">    1297 </span>            :   { return __builtin_erff(__x); }
<span class="lineNum">    1298 </span>            : 
<span class="lineNum">    1299 </span>            :   constexpr long double
<span class="lineNum">    1300 </span>            :   erf(long double __x)
<span class="lineNum">    1301 </span>            :   { return __builtin_erfl(__x); }
<span class="lineNum">    1302 </span>            : #endif
<span class="lineNum">    1303 </span>            : 
<span class="lineNum">    1304 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1305 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1306 </span>            :                                               double&gt;::__type
<span class="lineNum">    1307 </span>            :     erf(_Tp __x)
<span class="lineNum">    1308 </span>            :     { return __builtin_erf(__x); }
<span class="lineNum">    1309 </span>            : 
<span class="lineNum">    1310 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1311 </span>            :   constexpr float
<span class="lineNum">    1312 </span>            :   erfc(float __x)
<span class="lineNum">    1313 </span>            :   { return __builtin_erfcf(__x); }
<span class="lineNum">    1314 </span>            : 
<span class="lineNum">    1315 </span>            :   constexpr long double
<span class="lineNum">    1316 </span>            :   erfc(long double __x)
<span class="lineNum">    1317 </span>            :   { return __builtin_erfcl(__x); }
<span class="lineNum">    1318 </span>            : #endif
<span class="lineNum">    1319 </span>            : 
<span class="lineNum">    1320 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1321 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1322 </span>            :                                               double&gt;::__type
<span class="lineNum">    1323 </span>            :     erfc(_Tp __x)
<span class="lineNum">    1324 </span>            :     { return __builtin_erfc(__x); }
<span class="lineNum">    1325 </span>            : 
<span class="lineNum">    1326 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1327 </span>            :   constexpr float
<span class="lineNum">    1328 </span>            :   exp2(float __x)
<span class="lineNum">    1329 </span>            :   { return __builtin_exp2f(__x); }
<span class="lineNum">    1330 </span>            : 
<span class="lineNum">    1331 </span>            :   constexpr long double
<span class="lineNum">    1332 </span>            :   exp2(long double __x)
<span class="lineNum">    1333 </span>            :   { return __builtin_exp2l(__x); }
<span class="lineNum">    1334 </span>            : #endif
<span class="lineNum">    1335 </span>            : 
<span class="lineNum">    1336 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1337 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1338 </span>            :                                               double&gt;::__type
<span class="lineNum">    1339 </span>            :     exp2(_Tp __x)
<span class="lineNum">    1340 </span>            :     { return __builtin_exp2(__x); }
<span class="lineNum">    1341 </span>            : 
<span class="lineNum">    1342 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1343 </span>            :   constexpr float
<span class="lineNum">    1344 </span>            :   expm1(float __x)
<span class="lineNum">    1345 </span>            :   { return __builtin_expm1f(__x); }
<span class="lineNum">    1346 </span>            : 
<span class="lineNum">    1347 </span>            :   constexpr long double
<span class="lineNum">    1348 </span>            :   expm1(long double __x)
<span class="lineNum">    1349 </span>            :   { return __builtin_expm1l(__x); }
<span class="lineNum">    1350 </span>            : #endif
<span class="lineNum">    1351 </span>            : 
<span class="lineNum">    1352 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1353 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1354 </span>            :                                               double&gt;::__type
<span class="lineNum">    1355 </span>            :     expm1(_Tp __x)
<span class="lineNum">    1356 </span>            :     { return __builtin_expm1(__x); }
<span class="lineNum">    1357 </span>            : 
<span class="lineNum">    1358 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1359 </span>            :   constexpr float
<span class="lineNum">    1360 </span>            :   fdim(float __x, float __y)
<span class="lineNum">    1361 </span>            :   { return __builtin_fdimf(__x, __y); }
<span class="lineNum">    1362 </span>            : 
<span class="lineNum">    1363 </span>            :   constexpr long double
<span class="lineNum">    1364 </span>            :   fdim(long double __x, long double __y)
<span class="lineNum">    1365 </span>            :   { return __builtin_fdiml(__x, __y); }
<span class="lineNum">    1366 </span>            : #endif
<span class="lineNum">    1367 </span>            : 
<span class="lineNum">    1368 </span>            :   template&lt;typename _Tp, typename _Up&gt;
<span class="lineNum">    1369 </span>            :     constexpr typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type
<span class="lineNum">    1370 </span>            :     fdim(_Tp __x, _Up __y)
<span class="lineNum">    1371 </span>            :     {
<span class="lineNum">    1372 </span>            :       typedef typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type __type;
<span class="lineNum">    1373 </span>            :       return fdim(__type(__x), __type(__y));
<span class="lineNum">    1374 </span>            :     }
<span class="lineNum">    1375 </span>            : 
<span class="lineNum">    1376 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1377 </span>            :   constexpr float
<span class="lineNum">    1378 </span>            :   fma(float __x, float __y, float __z)
<span class="lineNum">    1379 </span>            :   { return __builtin_fmaf(__x, __y, __z); }
<span class="lineNum">    1380 </span>            : 
<span class="lineNum">    1381 </span>            :   constexpr long double
<span class="lineNum">    1382 </span>            :   fma(long double __x, long double __y, long double __z)
<span class="lineNum">    1383 </span>            :   { return __builtin_fmal(__x, __y, __z); }
<span class="lineNum">    1384 </span>            : #endif
<span class="lineNum">    1385 </span>            : 
<span class="lineNum">    1386 </span>            :   template&lt;typename _Tp, typename _Up, typename _Vp&gt;
<span class="lineNum">    1387 </span>            :     constexpr typename __gnu_cxx::__promote_3&lt;_Tp, _Up, _Vp&gt;::__type
<span class="lineNum">    1388 </span>            :     fma(_Tp __x, _Up __y, _Vp __z)
<span class="lineNum">    1389 </span>            :     {
<span class="lineNum">    1390 </span>            :       typedef typename __gnu_cxx::__promote_3&lt;_Tp, _Up, _Vp&gt;::__type __type;
<span class="lineNum">    1391 </span>            :       return fma(__type(__x), __type(__y), __type(__z));
<span class="lineNum">    1392 </span>            :     }
<span class="lineNum">    1393 </span>            : 
<span class="lineNum">    1394 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1395 </span>            :   constexpr float
<span class="lineNum">    1396 </span>            :   fmax(float __x, float __y)
<span class="lineNum">    1397 </span>            :   { return __builtin_fmaxf(__x, __y); }
<span class="lineNum">    1398 </span>            : 
<span class="lineNum">    1399 </span>            :   constexpr long double
<span class="lineNum">    1400 </span>            :   fmax(long double __x, long double __y)
<span class="lineNum">    1401 </span>            :   { return __builtin_fmaxl(__x, __y); }
<span class="lineNum">    1402 </span>            : #endif
<span class="lineNum">    1403 </span>            : 
<span class="lineNum">    1404 </span>            :   template&lt;typename _Tp, typename _Up&gt;
<span class="lineNum">    1405 </span>            :     constexpr typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type
<span class="lineNum">    1406 </span>            :     fmax(_Tp __x, _Up __y)
<span class="lineNum">    1407 </span>            :     {
<span class="lineNum">    1408 </span>            :       typedef typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type __type;
<span class="lineNum">    1409 </span>            :       return fmax(__type(__x), __type(__y));
<span class="lineNum">    1410 </span>            :     }
<span class="lineNum">    1411 </span>            : 
<span class="lineNum">    1412 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1413 </span>            :   constexpr float
<span class="lineNum">    1414 </span>            :   fmin(float __x, float __y)
<span class="lineNum">    1415 </span>            :   { return __builtin_fminf(__x, __y); }
<span class="lineNum">    1416 </span>            : 
<span class="lineNum">    1417 </span>            :   constexpr long double
<span class="lineNum">    1418 </span>            :   fmin(long double __x, long double __y)
<span class="lineNum">    1419 </span>            :   { return __builtin_fminl(__x, __y); }
<span class="lineNum">    1420 </span>            : #endif
<span class="lineNum">    1421 </span>            : 
<span class="lineNum">    1422 </span>            :   template&lt;typename _Tp, typename _Up&gt;
<span class="lineNum">    1423 </span>            :     constexpr typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type
<span class="lineNum">    1424 </span>            :     fmin(_Tp __x, _Up __y)
<span class="lineNum">    1425 </span>            :     {
<span class="lineNum">    1426 </span>            :       typedef typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type __type;
<span class="lineNum">    1427 </span>            :       return fmin(__type(__x), __type(__y));
<span class="lineNum">    1428 </span>            :     }
<span class="lineNum">    1429 </span>            : 
<span class="lineNum">    1430 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1431 </span>            :   constexpr float
<span class="lineNum">    1432 </span>            :   hypot(float __x, float __y)
<span class="lineNum">    1433 </span>            :   { return __builtin_hypotf(__x, __y); }
<span class="lineNum">    1434 </span>            : 
<span class="lineNum">    1435 </span>            :   constexpr long double
<span class="lineNum">    1436 </span>            :   hypot(long double __x, long double __y)
<span class="lineNum">    1437 </span>            :   { return __builtin_hypotl(__x, __y); }
<span class="lineNum">    1438 </span>            : #endif
<span class="lineNum">    1439 </span>            : 
<span class="lineNum">    1440 </span>            :   template&lt;typename _Tp, typename _Up&gt;
<span class="lineNum">    1441 </span>            :     constexpr typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type
<span class="lineNum">    1442 </span>            :     hypot(_Tp __x, _Up __y)
<span class="lineNum">    1443 </span>            :     {
<span class="lineNum">    1444 </span>            :       typedef typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type __type;
<span class="lineNum">    1445 </span>            :       return hypot(__type(__x), __type(__y));
<span class="lineNum">    1446 </span>            :     }
<span class="lineNum">    1447 </span>            : 
<span class="lineNum">    1448 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1449 </span>            :   constexpr int
<span class="lineNum">    1450 </span>            :   ilogb(float __x)
<span class="lineNum">    1451 </span>            :   { return __builtin_ilogbf(__x); }
<span class="lineNum">    1452 </span>            : 
<span class="lineNum">    1453 </span>            :   constexpr int
<span class="lineNum">    1454 </span>            :   ilogb(long double __x)
<span class="lineNum">    1455 </span>            :   { return __builtin_ilogbl(__x); }
<span class="lineNum">    1456 </span>            : #endif
<span class="lineNum">    1457 </span>            : 
<span class="lineNum">    1458 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1459 </span>            :     constexpr
<span class="lineNum">    1460 </span>            :     typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1461 </span>            :                                     int&gt;::__type
<span class="lineNum">    1462 </span>            :     ilogb(_Tp __x)
<span class="lineNum">    1463 </span>            :     { return __builtin_ilogb(__x); }
<span class="lineNum">    1464 </span>            : 
<span class="lineNum">    1465 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1466 </span>            :   constexpr float
<span class="lineNum">    1467 </span>            :   lgamma(float __x)
<span class="lineNum">    1468 </span>            :   { return __builtin_lgammaf(__x); }
<span class="lineNum">    1469 </span>            : 
<span class="lineNum">    1470 </span>            :   constexpr long double
<span class="lineNum">    1471 </span>            :   lgamma(long double __x)
<span class="lineNum">    1472 </span>            :   { return __builtin_lgammal(__x); }
<span class="lineNum">    1473 </span>            : #endif
<span class="lineNum">    1474 </span>            : 
<span class="lineNum">    1475 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1476 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1477 </span>            :                                               double&gt;::__type
<span class="lineNum">    1478 </span>            :     lgamma(_Tp __x)
<span class="lineNum">    1479 </span>            :     { return __builtin_lgamma(__x); }
<span class="lineNum">    1480 </span>            : 
<span class="lineNum">    1481 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1482 </span>            :   constexpr long long
<span class="lineNum">    1483 </span>            :   llrint(float __x)
<span class="lineNum">    1484 </span>            :   { return __builtin_llrintf(__x); }
<span class="lineNum">    1485 </span>            : 
<span class="lineNum">    1486 </span>            :   constexpr long long
<span class="lineNum">    1487 </span>            :   llrint(long double __x)
<span class="lineNum">    1488 </span>            :   { return __builtin_llrintl(__x); }
<span class="lineNum">    1489 </span>            : #endif
<span class="lineNum">    1490 </span>            : 
<span class="lineNum">    1491 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1492 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1493 </span>            :                                               long long&gt;::__type
<span class="lineNum">    1494 </span>            :     llrint(_Tp __x)
<span class="lineNum">    1495 </span>            :     { return __builtin_llrint(__x); }
<span class="lineNum">    1496 </span>            : 
<span class="lineNum">    1497 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1498 </span>            :   constexpr long long
<span class="lineNum">    1499 </span>            :   llround(float __x)
<span class="lineNum">    1500 </span>            :   { return __builtin_llroundf(__x); }
<span class="lineNum">    1501 </span>            : 
<span class="lineNum">    1502 </span>            :   constexpr long long
<span class="lineNum">    1503 </span>            :   llround(long double __x)
<span class="lineNum">    1504 </span>            :   { return __builtin_llroundl(__x); }
<span class="lineNum">    1505 </span>            : #endif
<span class="lineNum">    1506 </span>            : 
<span class="lineNum">    1507 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1508 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1509 </span>            :                                               long long&gt;::__type
<span class="lineNum">    1510 </span>            :     llround(_Tp __x)
<span class="lineNum">    1511 </span>            :     { return __builtin_llround(__x); }
<span class="lineNum">    1512 </span>            : 
<span class="lineNum">    1513 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1514 </span>            :   constexpr float
<span class="lineNum">    1515 </span>            :   log1p(float __x)
<span class="lineNum">    1516 </span>            :   { return __builtin_log1pf(__x); }
<span class="lineNum">    1517 </span>            : 
<span class="lineNum">    1518 </span>            :   constexpr long double
<span class="lineNum">    1519 </span>            :   log1p(long double __x)
<span class="lineNum">    1520 </span>            :   { return __builtin_log1pl(__x); }
<span class="lineNum">    1521 </span>            : #endif
<span class="lineNum">    1522 </span>            : 
<span class="lineNum">    1523 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1524 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1525 </span>            :                                               double&gt;::__type
<span class="lineNum">    1526 </span>            :     log1p(_Tp __x)
<span class="lineNum">    1527 </span>            :     { return __builtin_log1p(__x); }
<span class="lineNum">    1528 </span>            : 
<span class="lineNum">    1529 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1530 </span>            :   // DR 568.
<span class="lineNum">    1531 </span>            :   constexpr float
<span class="lineNum">    1532 </span>            :   log2(float __x)
<span class="lineNum">    1533 </span>            :   { return __builtin_log2f(__x); }
<span class="lineNum">    1534 </span>            : 
<span class="lineNum">    1535 </span>            :   constexpr long double
<span class="lineNum">    1536 </span>            :   log2(long double __x)
<span class="lineNum">    1537 </span>            :   { return __builtin_log2l(__x); }
<span class="lineNum">    1538 </span>            : #endif
<span class="lineNum">    1539 </span>            : 
<span class="lineNum">    1540 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1541 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1542 </span>            :                                               double&gt;::__type
<span class="lineNum">    1543 </span>            :     log2(_Tp __x)
<span class="lineNum">    1544 </span>            :     { return __builtin_log2(__x); }
<span class="lineNum">    1545 </span>            : 
<span class="lineNum">    1546 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1547 </span>            :   constexpr float
<span class="lineNum">    1548 </span>            :   logb(float __x)
<span class="lineNum">    1549 </span>            :   { return __builtin_logbf(__x); }
<span class="lineNum">    1550 </span>            : 
<span class="lineNum">    1551 </span>            :   constexpr long double
<span class="lineNum">    1552 </span>            :   logb(long double __x)
<span class="lineNum">    1553 </span>            :   { return __builtin_logbl(__x); }
<span class="lineNum">    1554 </span>            : #endif
<span class="lineNum">    1555 </span>            : 
<span class="lineNum">    1556 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1557 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1558 </span>            :                                               double&gt;::__type
<span class="lineNum">    1559 </span>            :     logb(_Tp __x)
<span class="lineNum">    1560 </span>            :     { return __builtin_logb(__x); }
<span class="lineNum">    1561 </span>            : 
<span class="lineNum">    1562 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1563 </span>            :   constexpr long
<span class="lineNum">    1564 </span>            :   lrint(float __x)
<span class="lineNum">    1565 </span>            :   { return __builtin_lrintf(__x); }
<span class="lineNum">    1566 </span>            : 
<span class="lineNum">    1567 </span>            :   constexpr long
<span class="lineNum">    1568 </span>            :   lrint(long double __x)
<span class="lineNum">    1569 </span>            :   { return __builtin_lrintl(__x); }
<span class="lineNum">    1570 </span>            : #endif
<span class="lineNum">    1571 </span>            : 
<span class="lineNum">    1572 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1573 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1574 </span>            :                                               long&gt;::__type
<span class="lineNum">    1575 </span>            :     lrint(_Tp __x)
<span class="lineNum">    1576 </span>            :     { return __builtin_lrint(__x); }
<span class="lineNum">    1577 </span>            : 
<span class="lineNum">    1578 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1579 </span>            :   constexpr long
<span class="lineNum">    1580 </span>            :   lround(float __x)
<span class="lineNum">    1581 </span>            :   { return __builtin_lroundf(__x); }
<span class="lineNum">    1582 </span>            : 
<span class="lineNum">    1583 </span>            :   constexpr long
<span class="lineNum">    1584 </span>            :   lround(long double __x)
<span class="lineNum">    1585 </span>            :   { return __builtin_lroundl(__x); }
<span class="lineNum">    1586 </span>            : #endif
<span class="lineNum">    1587 </span>            : 
<span class="lineNum">    1588 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1589 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1590 </span>            :                                               long&gt;::__type
<span class="lineNum">    1591 </span>            :     lround(_Tp __x)
<span class="lineNum">    1592 </span>            :     { return __builtin_lround(__x); }
<span class="lineNum">    1593 </span>            : 
<span class="lineNum">    1594 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1595 </span>            :   constexpr float
<span class="lineNum">    1596 </span>            :   nearbyint(float __x)
<span class="lineNum">    1597 </span>            :   { return __builtin_nearbyintf(__x); }
<span class="lineNum">    1598 </span>            : 
<span class="lineNum">    1599 </span>            :   constexpr long double
<span class="lineNum">    1600 </span>            :   nearbyint(long double __x)
<span class="lineNum">    1601 </span>            :   { return __builtin_nearbyintl(__x); }
<span class="lineNum">    1602 </span>            : #endif
<span class="lineNum">    1603 </span>            : 
<span class="lineNum">    1604 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1605 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1606 </span>            :                                               double&gt;::__type
<span class="lineNum">    1607 </span>            :     nearbyint(_Tp __x)
<span class="lineNum">    1608 </span>            :     { return __builtin_nearbyint(__x); }
<span class="lineNum">    1609 </span>            : 
<span class="lineNum">    1610 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1611 </span>            :   constexpr float
<span class="lineNum">    1612 </span>            :   nextafter(float __x, float __y)
<span class="lineNum">    1613 </span>            :   { return __builtin_nextafterf(__x, __y); }
<span class="lineNum">    1614 </span>            : 
<span class="lineNum">    1615 </span>            :   constexpr long double
<span class="lineNum">    1616 </span>            :   nextafter(long double __x, long double __y)
<span class="lineNum">    1617 </span>            :   { return __builtin_nextafterl(__x, __y); }
<span class="lineNum">    1618 </span>            : #endif
<span class="lineNum">    1619 </span>            : 
<span class="lineNum">    1620 </span>            :   template&lt;typename _Tp, typename _Up&gt;
<span class="lineNum">    1621 </span>            :     constexpr typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type
<span class="lineNum">    1622 </span>            :     nextafter(_Tp __x, _Up __y)
<span class="lineNum">    1623 </span>            :     {
<span class="lineNum">    1624 </span>            :       typedef typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type __type;
<span class="lineNum">    1625 </span>            :       return nextafter(__type(__x), __type(__y));
<span class="lineNum">    1626 </span>            :     }
<span class="lineNum">    1627 </span>            : 
<span class="lineNum">    1628 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1629 </span>            :   constexpr float
<span class="lineNum">    1630 </span>            :   nexttoward(float __x, long double __y)
<span class="lineNum">    1631 </span>            :   { return __builtin_nexttowardf(__x, __y); }
<span class="lineNum">    1632 </span>            : 
<span class="lineNum">    1633 </span>            :   constexpr long double
<span class="lineNum">    1634 </span>            :   nexttoward(long double __x, long double __y)
<span class="lineNum">    1635 </span>            :   { return __builtin_nexttowardl(__x, __y); }
<span class="lineNum">    1636 </span>            : #endif
<span class="lineNum">    1637 </span>            : 
<span class="lineNum">    1638 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1639 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1640 </span>            :                                               double&gt;::__type
<span class="lineNum">    1641 </span>            :     nexttoward(_Tp __x, long double __y)
<span class="lineNum">    1642 </span>            :     { return __builtin_nexttoward(__x, __y); }
<span class="lineNum">    1643 </span>            : 
<span class="lineNum">    1644 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1645 </span>            :   constexpr float
<span class="lineNum">    1646 </span>            :   remainder(float __x, float __y)
<span class="lineNum">    1647 </span>            :   { return __builtin_remainderf(__x, __y); }
<span class="lineNum">    1648 </span>            : 
<span class="lineNum">    1649 </span>            :   constexpr long double
<span class="lineNum">    1650 </span>            :   remainder(long double __x, long double __y)
<span class="lineNum">    1651 </span>            :   { return __builtin_remainderl(__x, __y); }
<span class="lineNum">    1652 </span>            : #endif
<span class="lineNum">    1653 </span>            : 
<span class="lineNum">    1654 </span>            :   template&lt;typename _Tp, typename _Up&gt;
<span class="lineNum">    1655 </span>            :     constexpr typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type
<span class="lineNum">    1656 </span>            :     remainder(_Tp __x, _Up __y)
<span class="lineNum">    1657 </span>            :     {
<span class="lineNum">    1658 </span>            :       typedef typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type __type;
<span class="lineNum">    1659 </span>            :       return remainder(__type(__x), __type(__y));
<span class="lineNum">    1660 </span>            :     }
<span class="lineNum">    1661 </span>            : 
<span class="lineNum">    1662 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1663 </span>            :   inline float
<span class="lineNum">    1664 </span>            :   remquo(float __x, float __y, int* __pquo)
<span class="lineNum">    1665 </span>            :   { return __builtin_remquof(__x, __y, __pquo); }
<span class="lineNum">    1666 </span>            : 
<span class="lineNum">    1667 </span>            :   inline long double
<span class="lineNum">    1668 </span>            :   remquo(long double __x, long double __y, int* __pquo)
<span class="lineNum">    1669 </span>            :   { return __builtin_remquol(__x, __y, __pquo); }
<span class="lineNum">    1670 </span>            : #endif
<span class="lineNum">    1671 </span>            : 
<span class="lineNum">    1672 </span>            :   template&lt;typename _Tp, typename _Up&gt;
<span class="lineNum">    1673 </span>            :     inline typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type
<span class="lineNum">    1674 </span>            :     remquo(_Tp __x, _Up __y, int* __pquo)
<span class="lineNum">    1675 </span>            :     {
<span class="lineNum">    1676 </span>            :       typedef typename __gnu_cxx::__promote_2&lt;_Tp, _Up&gt;::__type __type;
<span class="lineNum">    1677 </span>            :       return remquo(__type(__x), __type(__y), __pquo);
<span class="lineNum">    1678 </span>            :     }
<span class="lineNum">    1679 </span>            : 
<span class="lineNum">    1680 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1681 </span>            :   constexpr float
<span class="lineNum">    1682 </span>            :   rint(float __x)
<span class="lineNum">    1683 </span>            :   { return __builtin_rintf(__x); }
<span class="lineNum">    1684 </span>            : 
<span class="lineNum">    1685 </span>            :   constexpr long double
<span class="lineNum">    1686 </span>            :   rint(long double __x)
<span class="lineNum">    1687 </span>            :   { return __builtin_rintl(__x); }
<span class="lineNum">    1688 </span>            : #endif
<span class="lineNum">    1689 </span>            : 
<span class="lineNum">    1690 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1691 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1692 </span>            :                                               double&gt;::__type
<span class="lineNum">    1693 </span>            :     rint(_Tp __x)
<span class="lineNum">    1694 </span>            :     { return __builtin_rint(__x); }
<span class="lineNum">    1695 </span>            : 
<span class="lineNum">    1696 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1697 </span>            :   constexpr float
<span class="lineNum">    1698 </span>            :   round(float __x)
<span class="lineNum">    1699 </span>            :   { return __builtin_roundf(__x); }
<span class="lineNum">    1700 </span>            : 
<span class="lineNum">    1701 </span>            :   constexpr long double
<span class="lineNum">    1702 </span>            :   round(long double __x)
<span class="lineNum">    1703 </span>            :   { return __builtin_roundl(__x); }
<span class="lineNum">    1704 </span>            : #endif
<span class="lineNum">    1705 </span>            : 
<span class="lineNum">    1706 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1707 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1708 </span>            :                                               double&gt;::__type
<span class="lineNum">    1709 </span>            :     round(_Tp __x)
<span class="lineNum">    1710 </span>            :     { return __builtin_round(__x); }
<span class="lineNum">    1711 </span>            : 
<span class="lineNum">    1712 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1713 </span>            :   constexpr float
<span class="lineNum">    1714 </span>            :   scalbln(float __x, long __ex)
<span class="lineNum">    1715 </span>            :   { return __builtin_scalblnf(__x, __ex); }
<span class="lineNum">    1716 </span>            : 
<span class="lineNum">    1717 </span>            :   constexpr long double
<span class="lineNum">    1718 </span>            :   scalbln(long double __x, long __ex)
<span class="lineNum">    1719 </span>            :   { return __builtin_scalblnl(__x, __ex); }
<span class="lineNum">    1720 </span>            : #endif
<span class="lineNum">    1721 </span>            : 
<span class="lineNum">    1722 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1723 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1724 </span>            :                                               double&gt;::__type
<span class="lineNum">    1725 </span>            :     scalbln(_Tp __x, long __ex)
<span class="lineNum">    1726 </span>            :     { return __builtin_scalbln(__x, __ex); }
<span class="lineNum">    1727 </span>            :  
<span class="lineNum">    1728 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1729 </span>            :   constexpr float
<span class="lineNum">    1730 </span>            :   scalbn(float __x, int __ex)
<span class="lineNum">    1731 </span>            :   { return __builtin_scalbnf(__x, __ex); }
<span class="lineNum">    1732 </span>            : 
<span class="lineNum">    1733 </span>            :   constexpr long double
<span class="lineNum">    1734 </span>            :   scalbn(long double __x, int __ex)
<span class="lineNum">    1735 </span>            :   { return __builtin_scalbnl(__x, __ex); }
<span class="lineNum">    1736 </span>            : #endif
<span class="lineNum">    1737 </span>            : 
<span class="lineNum">    1738 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1739 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1740 </span>            :                                               double&gt;::__type
<span class="lineNum">    1741 </span>            :     scalbn(_Tp __x, int __ex)
<span class="lineNum">    1742 </span>            :     { return __builtin_scalbn(__x, __ex); }
<span class="lineNum">    1743 </span>            : 
<span class="lineNum">    1744 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1745 </span>            :   constexpr float
<span class="lineNum">    1746 </span>            :   tgamma(float __x)
<span class="lineNum">    1747 </span>            :   { return __builtin_tgammaf(__x); }
<span class="lineNum">    1748 </span>            : 
<span class="lineNum">    1749 </span>            :   constexpr long double
<span class="lineNum">    1750 </span>            :   tgamma(long double __x)
<span class="lineNum">    1751 </span>            :   { return __builtin_tgammal(__x); }
<span class="lineNum">    1752 </span>            : #endif
<span class="lineNum">    1753 </span>            : 
<span class="lineNum">    1754 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1755 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1756 </span>            :                                               double&gt;::__type
<span class="lineNum">    1757 </span>            :     tgamma(_Tp __x)
<span class="lineNum">    1758 </span>            :     { return __builtin_tgamma(__x); }
<span class="lineNum">    1759 </span>            :  
<span class="lineNum">    1760 </span>            : #ifndef __CORRECT_ISO_CPP11_MATH_H_PROTO
<span class="lineNum">    1761 </span>            :   constexpr float
<span class="lineNum">    1762 </span>            :   trunc(float __x)
<span class="lineNum">    1763 </span>            :   { return __builtin_truncf(__x); }
<span class="lineNum">    1764 </span>            : 
<span class="lineNum">    1765 </span>            :   constexpr long double
<span class="lineNum">    1766 </span>            :   trunc(long double __x)
<span class="lineNum">    1767 </span>            :   { return __builtin_truncl(__x); }
<span class="lineNum">    1768 </span>            : #endif
<span class="lineNum">    1769 </span>            : 
<span class="lineNum">    1770 </span>            :   template&lt;typename _Tp&gt;
<span class="lineNum">    1771 </span>            :     constexpr typename __gnu_cxx::__enable_if&lt;__is_integer&lt;_Tp&gt;::__value, 
<span class="lineNum">    1772 </span>            :                                               double&gt;::__type
<span class="lineNum">    1773 </span>            :     trunc(_Tp __x)
<span class="lineNum">    1774 </span>            :     { return __builtin_trunc(__x); }
<span class="lineNum">    1775 </span>            : 
<span class="lineNum">    1776 </span>            : _GLIBCXX_END_NAMESPACE_VERSION
<span class="lineNum">    1777 </span>            : } // namespace
<span class="lineNum">    1778 </span>            : 
<span class="lineNum">    1779 </span>            : #endif // _GLIBCXX_USE_C99_MATH_TR1
<span class="lineNum">    1780 </span>            : 
<span class="lineNum">    1781 </span>            : #endif // C++11
<span class="lineNum">    1782 </span>            : 
<span class="lineNum">    1783 </span>            : #endif
</pre>
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